Missouri man who maintains innocence set to be executed for killing state trooper
A Missouri man is set to be executed on Tuesday for fatally shooting a state trooper more than 20 years ago. Lance Shockley was condemned for killing Missouri State Highway Patrol Sgt. Carl Dewayne Graham Jr. in March 2005. Prosecutors say Shockley waited for hours near the trooper’s Van Buren home in southeast Missouri before…