anti-terrorist official and a childhood friend, the mastermind of the paris attacks, may have been directing the slaughter at bataclan concert hall as it was happening. french terrorist suspect jean-paul brassard interviewed a couple of witnesses who described a man standing in the doorway. the witness describes a man was shouting and yelling over the phone for over an hour, very agitated. reporter: witness, whose account is published in the ctc sentinal says abaaoud s head was shaved and was wearing loose layers of clothing and the witness later recognized him when his picture was slashed on the news. analysts say this is an ominous sign and a new isis tactic. isis is moving towards less of a static mode of terrorism and more towards a dynamic multi-hour rolling attack paradigm where you start an