SAN FRANCISCO (CBS SF) — Police in San Francisco are investigating a shooting downtown in the area of 5th and Market late Thursday afternoon that injured three male victims, including one fatally.

San Francisco police initially did not release any details regarding the incident, but an investigations commander confirmed that officers were working a shooting near that intersection. Traffic was impacted in the area.

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The SFMTA confirmed that police activity was impacting Muni lines on Market Street.

According to several media reports, at least three people were shot in the incident that happened shortly before 5 p.m.

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SFPD later confirmed in a tweet that three male victims were shot on the 900 block of Market Street and one of the victims died at the scene.

A Twitter video posted by the Oakland Photo Vault account showed the street blocked off at Turk and Mission.

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San Francisco police are asking anyone with information on the shooting to contact the department. Anonymous tips can be left at 415-575-4444.