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Hackers turned to Twitter to wreak havoc during preparations for the 9/11 ceremonies this weekend.\xa0 They allegedly hacked into the NBC News account and posted false messages about a new attack on New York\u2019s ground zero.\n It beat out some of the top thinkers in the world at Jeopardy.\xa0 Now, IBM\u2019s Watson computer has a pretty neat job to add to its resume.\xa0\xa0 The company will work with WellPoint to bring Watson technology to the healthcare sector.\n The cyber world isn\u2019t just about hacking into other people\u2019s computers and shutting down networks.\xa0 It can actually be used for very good causes like finding a long lost son.\xa0 Thanks to Facebook, Kattia Liebers was reunited with her 17 \u2013year- old son after he was taken from her 12 years ago.\n Also, make sure you check out the job of the day!