Police are searching for a man they say has been robbing people in the Bronx while threatening them with a hypodermic needle.

The robber has struck twice so far, according to police: In the first reported incident, on Thursday, Aug. 16, he approached a man in the area of Castle Hill Avenue and East Tremont Avenue at about 11 a.m. and demanded property.

The second incident happened Tuesday, Sept. 11 at about 8:30 a.m. in the area of Roberts and East Tremont avenues, and again demanded property from a man while threatening with the needle.

No one was hurt in either incident.

The man is described as about 40 years old, 5 feet 6 inches tall and 120 pounds, with black hair and brown eyes. He was last seen wearing a black leather Yankee cap, a black hooded sweatshirt, a black t-shirt with blue lettering, gray jeans and black sneakers. 

Anyone with information in regards to these incidents is asked to call Crime Stoppers at 1-800-577-TIPS or at NYPDCRIMESTOPPERS.COM or by texting their tips to 274637 (CRIMES) then enter TIP577.

All calls are kept strictly confidential.