seaboard with a risk for thunderstorm to continue. all right, thank you for following it. we have new information about the shoe bomb warning that went to airlines this week. officials are paying attention for two reasons. the threat is linked to an aggressive al qaeda affiliate in yemen and two, linked to a master bomb maker. cnn s barbara starr is live at the pentagon. does it check out on your end? absolutely, good morning, chris. this master bomb maker and his al qaeda group in yemen have been the big worry for some time. now they may be on the move again. a u.s. official says it is a credible threat, tied to al qaeda, which has never given up its intent to attack the u.s. again. there s no specific target but the concern is al qaeda will try to place a shoe bomb on an airplane bound for the u.s. a second u.s. official says the tsa warning stems from intelligence tied to the yemen
successful in getting him released, gregg. gregg: kelly wright, live from washington, thanks. martha: a story on the biggest threat the u.s. faces from al qaeda this morning, the cia analysts now see that the yemen-based group, now reporting the yemen-based group is the most urgent threat now the u.s. faces in terms of security here at home and our bases abroad. and, bigger even than usama bin laden s core group. u.s. officials told fox news there is no doubt al qaeda in the arabian peninsula is a mortal threat and the u.s. cannot afford to ignore anyone, anywhere working to attack the u.s., remember, the yemen based group is suspected in last year s plot to bomb a u.s.-bound plane on christmas day. gregg: one crazy class assignment lands a teacher in australia in serious trouble. that assignment that got her into hot water and the school s response to it, coming up next. martha: and, it is something rarely seen, a tornado made of