Chem-lights had been taped to boots so team members could locate each other in the dark and avoid potentially deadly collisions.

It is also the deadliest mid-air collision to date.

In one notable United States case, three people were found guilty of manslaughter for stealing a stop sign and thereby causing a deadly collision.

It remains the deadliest mid-air collision in history.

This summer, a Japanese trucker came upon a deadly 12-car collision, and video he shot from his phone was broadcast live.

The deadliest mid-air collision to date.

All 176 people aboard both flights, plus one person on the ground, were killed, making it, at the time, the world's deadliest mid-air collision.

The wreck is believed to be the result of a deadly collision between the two vessels.

But change the conditions of the human population, or soil, then viruses, the seeds, will change, too, making for a sometimes deadly collision.

Benign intelligences from some alternate reality are trying to save the Earth from a deadly collision with a comet.