Provenzano attempts suicide early thursday morning. Although, many people will realize it was a message, being that he's in lockdown for life under article 41, and is allowed only one hour communication per month with anyone and even that is behind glass. This would be a way to send a message.
If he wanted to kill himself, he could have done it where there are less cameras around. Anyway... only article I found in english:

http://news-12.com/the-former-head-of-the-sicilian-mafia-attempts-suicide-in-jail/