Colo. Springs police say 4 killed in 3 shootings

This undated photo provided by the Colorado Springs police shows a man who goes by the names Ernest Schmidt and Edward Coffey. Police are searching for the man in connection with a shooting at an AutoZone store in Colorado Springs that left one dead and one wounded. Police Sgt. Steve Noblitt said he should be considered armed and dangerous. A warrant was issued for his arrest on murder, attempted murder, kidnapping and robbery charges. (AP Photo/Colorado Springs Police)

July 28, 2011 7:27:43 PM PDT
The mayor of Colorado Springs called it "a sad day" for his city after a spate of violence: three unrelated shootings that left four people dead and two others wounded.