The boyfriend of Kylee Monteiro, a missing 18-year-old pregnant woman, will be charged with murder after police found a body in Rehoboth, Massachusetts.

The 22-year-old boyfriend of a pregnant teenager who went missing admitted to police that he had gotten physical with her during an argument.

The human remains are consistent with those of 18-year-old Kylee Monteiro, who would be approximately 11 weeks pregnant, Bristol County District Attorney Thomas Quinn said Tuesday.

REHOBOTH, Mass. (WPRI) — The family of a missing 18-year-old woman from Rehoboth is holding a vigil this weekend. Kylee Monteiro’s sister told 12 News they will be gathering at 7 p.m. Saturday near the Gazebo at Redway Plain. The address is 401 Winthrop St., which is off Route 44.

"Before joining the club, I was shy, felt I did not have a place to go to where I would feel at home, also a lot of kids at school were bullying me before, but when I told them I had joined the club,