morton
He is going kind of fast for emergency vehicles to catch up and there is some question as to how stable he may remain. The real issue is how long it took to catch him at the end and what conditions did he state to the tower..
I was in one of these emergency vehicles once when a large transport was returning with a structural emergency, undefined, other than the pilots wanted to be on the ground immediately, We shut down all air operations until he rolled out and we chased him down the runway, probably a mile behind intending on catching him when he came to a stop