Detailed text transcripts for TV channel - CNN - 20110124:23:05:00
That's important obviously because the implication would be that the attacker could not penetrate security itself or didn't try to get past security itself. nonetheless, it raises serious concerns for the authorities in moscow and around the world about how far do you have to extend security to keep things like this from happening when people target big crowds of people at an airport. wolf? >> tom, thank you. more now on who might carry out such a horrible horrible attack. on innocent people. there are several groups whose hot red of russia could drive them to this deadly extreme. brian todd...