Four men were hospitalized yesterday with non-life threatening injuries after an unknown assailant entered the International Sports Club and struck them with pool cues and balls.

According to police, a man in his thirties entered the bar around 3:55pm "and began yelling and throwing things" before fleeing the scene. Four male patrons, ages 25, 48, 33 and 51 were taken to the hospital.

Police are still looking for the suspect; anyone with information is encouraged to contact SFPD's tip line anonymously by calling 415-575-4444 or sending a text to TIP411 (847411) with "SFPD" at the start of the message.