The incident happened around 7 p.m. in a Bronx apartment building Wednesday evening.
Police say the suspect followed the 69-year-old victim into the elevator and proceeded to punch and kick the victim about the body. The suspect than removed the victim's chain around his neck and fled the scene.
The suspect is described as a Hispanic male in his 20s. He is approximately 5-foot-4 with a thin build and short black hair.
anyone with information in regards is asked to call Crime Stoppers at 1-800-577-TIPS (8477). All calls will be kept confidential.
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