Christopher Collins, sentenced to death in 2012 for the rape and murder of nine-year-old Rowan Ford, was executed on Tuesday in Missouri. His execution marked the 23rd in the U.S. this year, with most carried out by lethal injection. After…

Christopher Collins, sentenced to death for the 2007 rape and murder of 9-year-old Rowan Ford, is set to be executed in Missouri. This will mark the state’s fourth execution this year and the 23rd in the U.S. since January. Collins…