Tucson shooting injures 4 victims

In Tucson, police are investigating after four people were shot Sunday morning. It happened around 2:45 a.m. on Aug. 11 when officers heard gunshots while on an unrelated call. They found three people at the scene with a fourth showing up to the hospital. Two are said to be stable with the other two having life-threatening injuries. At last check, police said several people were detained as officers tried to piece together who was involved.