Collision
-- Ted Conover, author of Newjack: 
Guarding... [DOC] [TLE] German Train Crash Leaves 10 Dead and Scores Injured ... - NYC [PAR] Feb 9, 2016 ... Mr. Dobrindt, who described the accident as a terrible catastrophe, said the trains must have collided at very high speed because velocities of up to 100 kilometers per hour, or about 60 miles per hour, were permitted on the stretch where the collision occurred.