salah abdeslam
He was captured on Friday after a four-month manhunt.
He is the only survivor of the 10 men believed to have carried out the November attacks.
Investigators found a fingerprint and possible weapons.
Did the suspect get cold feet about carrying out the suicide mission, or was the device simply defective?
WHAT'S HAPPENING
"The best outcome would be for him to turn himself in so that judicial processes can shed light on this story."
Their parents "don't realize entirely yet what has happened."
Five dead attackers have been identified, but two suspects are still at large.