CNN CNN Newsroom With Carol Costello December 18, 2014 15:01:00
>> reporter: hey carol, yes. it was quite an alarming situation for sony in 2011. it was in april when it was announce thad some 77 million play station users had their accounts compromised. they had to shut down the entire play station network for nearly a month. then that same year there was also a hacking incident involving sony pictures where another 150,000 people had their user names and passwords leaked out. but even after those debacles, sony was still caught off guard, taken by complete surprise when this group, guardians of peace, was able to infiltrate their computer system earlier ...