A mass shooting occurred in downtown Tucson, Arizona, involving a confrontation between two groups of people. The incident resulted in 10 people being shot, including the suspect. Police responded to the scene after hearing gunshots and found the suspect fleeing the area.

An officer shot the suspect, who was then taken into custody and given medical aid before being hospitalized. Further details about the shooting are available from the Tucson Police Department and other sources. The condition of the nine other victims is currently known to be critical, with gunshot wounds to their arms or legs.