The 17-year-old was revising upstairs at home in Ninian Road when the doorbell rang.

BBC: Aamir Siddiqi

When the doorbell rang on a normal April Sunday afternoon, 17-year-old schoolboy Aamir Siddiqi volunteered to answer.

BBC: Aamir Siddiqi: Doorbell horror for wrong victim

For me, the quintessential L.A. experience occurred a number of years ago when I was crashing at Paul's apartment in West Hollywood and the doorbell rang.

WSJ: Getting There in L.A.

Once, when the doorbell rang, I rushed downstairs to the front door, but it was only a boy with a jar collecting money for a new Scout troop.

NEWYORKER: Miracle Polish

The doorbell rang as I carried the last box downstairs.

NPR: Excerpt: 'Hero'

"He rang the doorbell -- asked me if I could keep his kids for about an hour, " Covington said.

CNN: Georgia professor sought in shooting death of wife, two others

Killick drove to the home of his former girlfriend, Jackie Lothian, to seek answers about their recent split but when he rang the doorbell he was greeted by her brother, Jason, who said she was not in.

BBC: PTSD soldier Harry Killick stole gun and ammunition

Eventually, a police officer rang her doorbell and told her over the intercom to come down and identify her boy.

WSJ: NYPD program patrols inside private buildings