The latest news on James Holmes
A Colorado judge allows 'Batman' shooting suspect to change plea in bid to avoid the death penalty.
There's no guarantee the defense will spare Holmes.
Doctor told university police that Holmes was a 'danger to the public' one month before attack.
Prosecutor: 'For James Eagan Holmes, justice is death.'
If death penalty isn't considered, defense team promises 'speedy and definite conclusion' to case.
Judge upholds requirement that insanity pleas be followed by evaluation.
The suspected shooter's only past brush with police was a traffic ticket in 2011.