patrolled

the police patrolled the streets late into the night.

security guards regularly patrolled the building perimeter.

rangers patrolled the park to ensure visitor safety.

the k9 unit patrolled the airport for contraband.

soldiers patrolled the border to prevent illegal crossings.

a lone figure patrolled the beach, searching for debris.

the neighborhood watch patrolled the area on bicycles.

researchers patrolled the coral reef to monitor its health.

the robot patrolled the factory floor, checking for errors.

they patrolled the virtual space, looking for hackers.

the coast guard patrolled the waters for illegal fishing.