BENTON, Ky. (AP) — A 15-year-old boy accused of opening fire inside his Kentucky high school will be tried as an adult on murder charges.

Gabriel Ross Parker was indicted on two murder charges and 14 assault charges for the Jan. 23 shootings at Marshall County High School. Two 15-year-old students were killed in the shootings, with many more injured.

The two-page indictment released Friday said Parker fired a handgun into a crowd of people in the commons area of the high school.

Parker's identity had not been disclosed before Friday's arraignment. The grand jury met on Tuesday to consider char...