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

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

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

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.