I have to agree with Seagull on this one as well.
Other prisoners can be granted parole.. for even more heinous crimes; Why not him?
If he is deemed a threat to society or is/ever-was insane, he should remain behind bars until proven otherwise.
I am not a 'huge' Lennon fan, but a fan none the less. Chapman certainly snuffed out more then just one persons life that day, as in the case of
many killers do... but as the legal system goes
In respect to 'someone' evening the deck', most certainly I believe his life would be at risk if he were sent back into society.
Killing an Icon brings all kinds of attention, maybe not always what the individual is expecting.