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SAN DIEGO – A 39-year-old man is dead after police say he was stabbed in a public bathroom Sunday night in Pacific Beach.

The stabbing happened around 7:35 p.m. near the intersection of Grand Avenue and Ocean Boulevard, San Diego police said. The victim had wounds to his upper torso and was taken to a local hospital, where he died from his injuries.

Several witnesses said a man left on a bicycle immediately after the incident. Police detained and interviewed a man who matched the description.

Police Monday publicly identified the suspect as 33-year-old Martin Alvarez. Alvarez was booked into San Diego County Jail on suspicion of murder.

Homicide detectives are investigating and do not yet know what led up to the stabbing.