This photo made from a surveillance camera on May 12, 2013, which was provided by the Omaha Police Department on July 17, 2013, shows a person resembling Dr. Anthony Garcia making a purchase at a Casey's General Store in Council Bluffs, Iowa, which is just east of Omaha. Garcia has been arrested on suspicion of killing four people in Omaha, Neb., with ties to the Creighton medical school in two separate attacks five years apart. Garcia, who lives in Terre Haute, Ind., was arrested by Illinois State Police on Monday, July 15, 2013 during a traffic stop in Union County, in southern Illinois. (AP Photo/Omaha Police Department)
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