The headlines this morning are all about underwear bombs but the man behind this terrorist device, Ibrahim al Asiri, the bomb maker for al-Qaeda in the Arabian Peninsula, may be the bigger story. The FBI in Washington is picking apart a bomb it says was central to a foiled al-Qaeda plot to blow up an airliner bound for the United States. The garment bomb triggered by chemicals alone, no metal parts, and was found in Yemen where Ibrahim Al Asiri and al-Qaeda in the Arabian peninsula are based. Joining us now is Tom Finn, correspondent for Reuters based in Sana, Yemen.