Police believe one suspect responsible for multiple shootings of homeless people in NYC and Washington, D.C.

Police believe that one man is responsible for a recent string of shootings targeting people experiencing homelessness in New York City and Washington, D.C. The suspect is believed to be responsible for five shootings, two of them fatal, in the month of March, police said.

"Given the similarity in the modus operandi of the perpetrator, common circumstances involved in each shooting, circumstances of the victims and recovered evidence, the New York City Police Department (NYPD), the Metropolitan Police Department of the District of Columbia (MPD) and the Bureau of Alcohol, Tobacco and Firearms (ATF) will jointly investigate these offenses," the NYPD and MPD announced Sunday in a joint statement.

The first three shootings took place in Washington, D.C., over the course of the last two weeks. A man who who was sleeping on the street was shot in the early morning of March 3. He was taken to the hospital and treated for injuries that were not life threatening, police said. A similar incident happened again on March 8, and again, the victim's injures were not life threatening.