exponentially, algorithmically, whatever word you want to use, in cannes. erin, how is the thief able to pull this off? reporter: well, erin, it was 11:30 on sunday when people had gathered here at the carlton hotel to look at the diamond exhibition, when all of a sudden a man with a space-covered head in a cap walked into the hotel carrying a semiautomatic weapon and threatened to shoot both the exhibiters and the guests before walking out with what prosecutors now say is over $100 million worth of jewelry. now, there was security present at the time. prosecutors say that security was unarmed. plenty of questions remain as to how this could have happened, why the necessary security was not in place to protect the jewelry and what is looking like one of the biggest gem thefts in contemporary european history. erin? all right, thanks to erin. and now, let s check in with
robber made off with close to $136 million in precious jewels, a number that, by the way, surged stratospherically, exponentially, algorithmically, whatever word you want to use, in cannes. erin, how is the thief able to pull this off? reporter: well, erin, it was 11:30 on sunday when people had gathered here at the carlton hotel to look at the diamond exhibition, when all of a sudden a man with his face covered, head in a cap walked into the hotel and carrying a semiautomatic weapon and threatened to shoot both the exhibiters and the guests before walking out with what the prosecutors say now is over $100 million worth of jewelry. now, there was security present at the time. prosecutors say that security was unarmed. plenty of questions remain as to how this could have happened, why the necessary security was not in place to protect the jewelry and what is looking like one of the biggest gem thefts in contemporary european history.
was unarmed. plenty of questions remain as to how this could have happened, why the necessary security was not in place to protect the jewelry and what is looking like one of the biggest gem thefts in contemporary european history. erin? all right, thanks to erin. and now, let s check in with anderson cooper with a look at ac 360 on a monday. keeping an honest report, drew griffin looking for shady rehab clinics in california, clinics that file bogus claims for phantom patients, and guess what, all of us are paying the bills. details on that. plus, his son has been called a whistle-blower by some, a trader by others. mr. snowden joins us to talk about edward snowden. he says the american people do not know the whole truth. we ll ask him to fill in the blanks. and more on the fbi s biggest child prostitution sting to date. 150 arrests made, more than 100 children rescued. we ll speak to child safety advocate john walsh about what needs to be done to put a stop to the crimes in t