[Obama_Is_Sabotaging_America]

Makes sense that the perp would be on his cellphone as detonation occurs, although no one knew if timer was used or not. Tracing cell traffic during detonation time, well.. The perp can’t hide from that. Idiotic to use a cellphone bomb. Stupid.

[palmer]

The perp can't hide from that. Idiotic to use a cellphone bomb. Stupid.

The parts strewn on the street were from RC radios, not cell phone radios.

[BunnySlippers]

Yes, so far I do not find the grey hoodie, backwards white baseball cap combo.