SAN FRANCISCO (BCN) – A man suffered critical injuries early Thursday morning after an argument in San Francisco’s Sunset District escalated, resulting in a stabbing.

According to police, officers responded around 5 a.m. to the intersection of Moraga Street and 19th Avenue for a report of a stabbing.

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There they learned the victim, a 39-year-old man, got into an argument with a suspect who brandished a knife and stabbed the victim three times, police said.

The victim was taken to a hospital, where he remains in critical condition as of Friday morning, according to police.

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Officers were unable to locate the suspect and police did not immediately provide a description of the suspect.

Anyone with information about the stabbing is encouraged to call the Police Department’s anonymous tip line at (415) 575-4444 or to send a tip by text message to TIP411 with “SFPD” at the start of the message.

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