The police cautiously approached the building and began to break through the barricades.

At any time, police may approach a person and ask questions.

Mr. Castro said that as the police approached, most boys ran.

Gadirov then shot himself, when he saw the police were approaching.

The patrol gave cover as the police approached the building.

He was leaving his girlfriend's house, getting into a cab, she said, when the police approached him.

The storage van blocked one way of escape; the police were approaching from the other.

Minutes later, as the police approached the man, he drew a gun.

When the police approached, the authorities said, he fired two shots into her back and then turned the gun on himself.

The police spotted him in his car and approached him at a stop light.