convicted of four terror-related charges, including a plot to blow up a plane in the u.s. prosecutors say kareem used his job as a software engineer to pass on information to al qaeda's affiliate in yemen. i'll speak with a cnn terrorist analyst about this. also, so many of you talking about this today. charlie sheen, did you catch his interviews? he's rushing to television but not in an acting capacity per se. last week you know he was ranting some 28-minute rant on a radio station. now the "two and a half men" co-star sounding off on several tv network interviews. strong words, insults, more brava bravado. watch. >> i am on a drug. it's called "charlie sheen." it's not available because if you try it once you will die. your face will melt off and your children will weep over your exploded body.