ed, they are trying to figure out is there some commonality between the victims? is there some reason somebody would target these people? ainsley: is it a hate crime? >> right. and they have said that they are looking at the idea of a hate crime. that would be the first independent occasion when you look at the circumstances here. so, they are going to look very closely at that. and then try to find people that have, you know, espoused a philosophy where part of what they are doing. they are looking at everybody in the area. ainsley: is there a way they can look at all the pieces and particles in these three bombs and track them down to wherever they bought these items? steve: the boxes? >> yes. i can assure you there are agents and police officers from the austin police department. i worked with austin ph.d. tremendously professional organization. they are running down every single piece of equipment that is used in these bombs to try to find out where they came from.