the fbi terror raid. pete williams has been following the trail. thanks so much, pete. tell us the latest. where are they executing searches. >> six places in three states. waterdown and brookline, two areas of suburban boston. camden and cherry hills and in new york on long island's center reach and shirly, all trying to follow the money. faisal shahzad told investigators he got money through people in pakistan through money couriers, catch exchanges in the middle east. you put cash on one end and through a series of exchanges, it comes out on the other end. there are two things the fbi's trying to find out. were these people involved in giving him money and if they were, did they know what it was to be used for. now, two people were arrested.