NEW YORK (CBSNewYork) — A man who raped an 82-year-old woman in Brooklyn is on the loose.

Surveillance footage shows the man lurking in front of the woman’s Brighton Beach home around 1:40 a.m. Monday.

Police say that while the woman was outside sweeping the street, the man went through her unlocked house and hid in her bedroom

When she came back inside, he demanded money at knifepoint, but the woman didn’t have any money, police said.