A 16-year-old student allegedly shot and killed a 15-year-old boy during an "altercation" in the boys' bathroom at Joppatowne High School in Joppa, Maryland, on Friday, authorities said.

JOPPATOWNE, Md. — The first week of school ended in tragedy at a high school northeast of Baltimore on Friday where a 15-year-old boy was shot and killed by another student, according to local ...