[HiTech RedNeck]

"We were heading into the station when there was some kind of explosion or something.

"Everything went black and we collided into some kind of oncoming train.

"There was debris all over the trains. They evacuated us."

If a bomb, it sounds like it blew at least one of the trains clear off of its track.

[sonofatpatcher2]

CNN reporting Scotland Yards says 7 explosions - 6 subway, one bus