peephole

If you’re home alone or with family members and you hear a knock at the door, check the window, security camera or peephole so you can identify if ICE agents are outside.

At the Hollywood Bowl, there is a peephole backstage.

He heard a knock on his door, looked out the peephole and saw “at least 20 police officers with guns drawn.”

He then heard a second, "very aggressive knock" but did not see anyone when he looked through the peephole.

A few minutes later, Fortson heard a louder knock but didn’t see anyone when he looked through the peephole, Crump said, citing the woman’s account.