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Colorado suspect's booby-trapped home

AURORA, CO - JULY 21: Seen from the air, police and fire fighters surround the booby-trapped apartment of suspect James Holmes after he went on a shooting rampage at nearby Century 16 movie theatre during an early morning screening of the new Batman movie, 'The Dark Knight Rises,' on July 21, 2012 in Aurora, Colorado. According to reports, 12 people have been killed and over 59 injured including 9 in critical condition. Police have the suspect, twenty-four year old James Holmes of North Aurora, in custody.

Colorado suspect's booby-trapped home

In Aurora, investigators spent hours July 21 removing explosive

materials from inside Holmes' apartment, rigged with jars of liquids, explosives and chemicals that were booby trapped to kill "whoever entered it," a day after police said he

opened fire and set off gas canisters in a theater minutes into a

premiere of the "The Dark Knight Rises." The massacre left 12 people dead and 58 injured.