Officer Michael Rayburn

Rob Von Kaenel

Kathryn Bourn

D.P. Van Blaricam, Police Consultant

Video: Chicago Mourns Slain Police Commander

Flags fly at half staff and Cmdr. Paul Bauer's 18th District is draped in black and purple. A memorial filled with flowers and balloons pays tribute to the commander, who gave his life for the safety of Chicago.

Phil Kovacs

Miami Beach Police Thwart Tourist Shootings, Seize 22 Firearms

Police seized 22 rifles and handguns this month from the home of a South Beach waiter after co-workers alleged he planned to gun down beachgoers from atop a condo tower, then trigger car bombs, court records show.

Louis Perry

Frank Leiter