A 24-year-old District man was arrested in the fatal shooting Friday of a 16-year-old high school student from Mount Rainier, the Prince George’s County police said.

They said Eric Jerome Brown of the 200 block of Webster Street NE was arrested Saturday on T St reet NW in t he death of Dontae John Cook. Police said they had obtained a warrant charging him with murder in the killing.

Dontae Cook, a st udent at Northwestern High School, was found fatally shot in the 4600 block of 25th Street.