People vs. Musa

The testimony of a poseur-buyer in a buy-bust operation is sufficient to sustain a conviction for the illegal sale of prohibited drugs, even if the corroborating testimony of a back-up officer is based on observing an exchange of items from a distance without positively identifying the drugs. The "plain view" doctrine does not justify the warrantless seizure of an object whose incriminating nature is not immediately apparent without further intrusion.

Mari Musa was charged with selling two wrappers of marijuana to a poseur-buyer, Sgt. Amado Ani, Jr., of the Narcotics Command (NARCOM) in Zamboanga City on December 14, 1989. The sale occurred during a planned buy-bust operation. Following his arrest, NARCOM agents also found and seized a plastic bag containing marijuana in his kitchen. The Regional Trial Court convicted him, leading to this appeal.

• Nature of the Case: The appellant was charged with selling two newspaper wrappers containing dried marijuana leaves to NARCOM poseur-buyer Sgt. Amado Ani for P20.00 on December 14, 1989, in Zamboanga City.
• The Buy-Bust Operation: On December 13, 1989, Sgt. Ani conducted a test-buy and purchased one wrapper of marijuana from the appellant. The next day, a buy-bust operation was planned. Sgt. Ani, given a marked P20.00 bill, approached the appellant's house. The appellant met him outside, accepted the marked money, entered his house, and returned with two marijuana wrappers which he handed to Sgt. Ani. After a pre-arranged signal, back-up NARCOM agents arrested the appellant.
• Post-Arrest Search and Seizure: The agents searched the appellant but could not find the marked money; the appellant stated he gave it to his wife, who had left. The agents then entered the house and, in the kitchen, found a hanging plastic bag. Upon opening it without the appellant's response, they discovered more dried marijuana leaves.
• Defense Version: The appellant denied selling marijuana. He claimed NARCOM agents entered his house without a warrant, conducted an illegal search, and maltreated him into signing a confession, which he refused to do. He alleged the plastic bag belonged to his brother or father.
• Trial Court Findings: The trial court found the prosecution witnesses credible and convicted the appellant. It admitted the plastic bag of marijuana as evidence.

• Credibility of Poseur-Buyer: Appellant argued that Sgt. Ani's testimony was not credible because they were strangers prior to the alleged sale and no other witness directly saw the transaction.
• Impossibility of Sale: Appellant contended it was impossible for him to sell marijuana while his wife, cousin, and a manicurist were present in the house.
• Credibility of Back-Up Officer: Appellant asserted that T/Sgt. Belarga, positioned 90-100 meters away, could not have witnessed the sale, making his testimony insufficient corroboration.
• Illegal Search and Seizure: Appellant challenged the admissibility of the plastic bag of marijuana found in his kitchen, arguing it was seized without a warrant and not within the "plain view" doctrine.

• Validity of Buy-Bust Operation: The prosecution maintained that the buy-bust operation was valid and the testimony of the poseur-buyer was direct, lucid, and credible.
• Prior Transaction: The prosecution argued that the test-buy on December 13 established familiarity and gained the appellant's confidence, making the subsequent sale plausible.
• Corroborative Testimony: The prosecution contended that T/Sgt. Belarga's testimony, while not identifying the specific items exchanged, corroborated the material points of the operation plan and sequence of events.
• Admissibility of Seized Evidence: The prosecution argued the search was a valid incident to a lawful arrest and the marijuana was in plain view.

• Credibility of Prosecution Witnesses: Whether the testimony of the poseur-buyer, Sgt. Ani, is credible and sufficient to prove the sale of marijuana beyond reasonable doubt.
• Corroboration: Whether the testimony of the back-up officer, T/Sgt. Belarga, who observed the exchange from a distance, sufficiently corroborates the poseur-buyer's account.
• Admissibility of Evidence from Warrantless Search: Whether the plastic bag of marijuana seized from the appellant's kitchen without a search warrant is admissible under the "plain view" doctrine or as a search incident to a lawful arrest.

• Credibility of Prosecution Witnesses: The testimony of Sgt. Ani was found credible, direct, and forthright. Prior familiarity between buyer and seller is not essential; what matters is the agreement and acts constituting the sale. The presence of other persons does not preclude the commission of the crime.
• Corroboration: T/Sgt. Belarga's testimony, though from a distance, corroborated the material points of the operation's planning and execution. The inability to see the exact items exchanged is not fatal to the prosecution's case where the poseur-buyer's direct testimony is convincing.
• Admissibility of Evidence from Warrantless Search: The plastic bag of marijuana was seized illegally and is inadmissible. The "plain view" doctrine did not apply because: (1) the agents were not in a position to view the bag inadvertently during the lawful arrest; they conducted a general exploratory search of the house; and (2) the incriminating nature of the bag's contents was not immediately apparent—it required opening the bag to discover the marijuana.

• Buy-Bust Operation — A valid form of entrapment to apprehend drug pushers. The prior familiarity between the poseur-buyer and the seller is not indispensable; the focus is on the acts of selling and delivering the prohibited drug.
• Plain View Doctrine — Allows the warrantless seizure of an object if: (1) the officer has a prior justification for the intrusion; (2) the discovery of the evidence is inadvertent; and (3) it is immediately apparent to the police that the item is evidence of a crime or contraband. The doctrine does not justify a general exploratory search.
• Search Incident to a Lawful Arrest — A person lawfully arrested may be searched for dangerous weapons or anything that may be used as proof of the commission of an offense, without a search warrant. This search may extend to the area within the arrestee's immediate control.

• "What matters is not an existing familiarity between the buyer and the seller, for quite often, the parties to the transaction may be strangers, but their agreement and the acts constituting the sale and delivery of the marijuana." — Articulates the principle that prior acquaintance is not an element of illegal sale in buy-bust operations.
• "The 'plain view' doctrine may not, however, be used to launch unbridled searches and indiscriminate seizures nor to extend a general exploratory search made solely to find evidence of defendant's guilt." — Defines the limitation of the plain view doctrine, emphasizing it cannot justify a fishing expedition for evidence.

• People v. Jaymalin, G.R. No. 90452 — Cited for the proposition that prior familiarity between buyer and seller is not required in drug sale cases.
• People v. Paco, G.R. No. 76893 — Cited for the ruling that the presence of other people does not necessarily prevent the consummation of an illegal drug sale.
• People v. Ale, G.R. No. 70998 — Distinguished. In Ale, the officer's claim of identifying marijuana cigarettes from 10-15 meters was rejected as incredible. In the present case, the back-up officer only testified to seeing an exchange of items, not identifying the drugs.
• Ker v. California, 374 U.S. 23 — Distinguished. In Ker, marijuana was in plain view through an open doorway. In this case, the plastic bag's contents were not visible, and the agents had to open it.
• Stonehill v. Diokno, G.R. No. L-19550 — Cited for the constitutional doctrine that evidence obtained from an unreasonable search and seizure is inadmissible.

• Article III, Section 2, 1987 Constitution — Guarantees the right of the people to be secure against unreasonable searches and seizures and requires a judicial warrant based on probable cause.
• Article III, Section 3(2), 1987 Constitution — Provides that any evidence obtained in violation of the right against unreasonable searches and seizures shall be inadmissible for any purpose in any proceeding.
• Section 4, Article II, Republic Act No. 6425 (Dangerous Drugs Act of 1972) — The substantive provision penalizing the sale of prohibited drugs.
• Rule 126, Section 12, Rules of Court — Authorizes a search incident to a lawful arrest.

• Justice Gutierrez, Jr.
• Justice Bidin
• Justice Davide, Jr.
• Justice Melo