Arizona man arrested after 4 related shootings in Mesa leave 3 dead, 1 injured.

An Arizona man, Iren Byers, has been arrested on charges of first-degree murder and attempted murder after allegedly shooting five people in a random shooting spree, leaving four dead and one injured. Byers allegedly confessed to the shootings, and police suspect there may be some mental illness involved. The shootings occurred in Phoenix and Mesa, with the victims being shot for various reasons, including drug use and being homeless. Byers is being held without bond, and it is unclear whether he has a lawyer or how much prison time he could face if convicted.