Meanings of sending pedestrians in English

They roared down the road, sending pedestrians fleeing for the walls.

Instead, the bombs detonated, sending pedestrians fleeing in panic.

On inspection police found three bombs they tried to defuse, instead one detonated sending pedestrians fleeing in panic.

An explosion rocked midtown Manhattan this evening, creating a huge plume of smoke and sending pedestrians fleeing from the scene, an eyewitness said.