1.   A check of the train, tracks and signals showed them all working properly, Hofmann said, adding that Darden should have seen the stopped train ahead.

2.   He was in plain clothes, a transit police officer working under cover, running alongside a stopped F train, looking for a suspect with a gun.

3.   If the signal system was working properly, the light just behind the stopped train was red.

4.   Officials have said it seems inconceivable that Gibson would not have noticed the stopped train in front of him.

5.   Should the engineer of another train not realize he is approaching a stopped train, the warning devices literally go off with a bang.

6.   The last signal was just a few yards away from the rear of the stopped train.

7.   Then could he stop right now and let her out, Walker asks, so she can run over and bang on the window of the stopped train?

8.   Witnesses have said the Green Line trolley did not slow down before plowing into a stopped train.

9.   Other panicked students were able to open the doors of the stopped train and jump to safety before the collision.

10.   Overnight, hundreds of students from provincial cities evaded the police who were blocking them and stopped trains soon after they left the stations for travel to Seoul.