Photos: Shootings at Colorado theater

Aurora Police Department motorcycles escort a dump truck filled with sand and improvised explosive devices removed from James Holmes' apartment in Aurora, Colorado. According to police in Aurora, a suburb of Denver, Holmes, 24, is in custody and is suspected of killing 12 people and injuring 59 during a screening of 'The Dark Knight Rises.' Holmes left his apartment filled with 30 various devices and trip wires meant to kill or hurt anyone entering.