The man accused of killing 12 people in the Aurora cinema massacre has been hospitalised after running headfirst into a jail cell wall.
James Holmes made what authorities have described as a "half-hearted" suicide attempt at Arapahoe County jail, Colorado on Tuesday, CBS4 Denver reported.
Suspect: James Holmes, pictured in court on Monday
The 24-year-old also stood on the bed of is cell and deliberately fallen backwards in an attempt to crack his head, sources told KOAA.
Holmes missed a hearing in Denver on Thursday but has since been released from hospital and is not thought to be seriously hurt.
Holmes is accused of shooting 70 people, killing 12 of them, at a midnight screening of "The Dark Knight Rises" on July 20.
He was charged with two counts of first-degree murder for each person who died in the massacre, one for allegedly intending to cause harm and another for acting with extreme indifference to human life.
He was also charged with 116 counts of attempted murder, possession of explosives and committing a crime of violence.
More:Colorado Shooting Aurora Shooting Victims Uk News Aurora Shooting 2012 University Of Colorado Denver
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