A 15-year-old boy, who was shot in the head, is in critical condition.

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Two students were shot inside a classroom in Los Angeles on Thursday morning, and now the female suspect, a 12-year-old student, is in custody, reported CNN. According to The Los Angeles Times, the shooting happened at Sal Castro Middle School, which is on the same campus as Belmont High School.

Today's school shooting in L.A. was reported at Belmont High School, but the campus also shares a property with Castro Middle School. “We're still trying to get that information,” an officer said https://t.co/oIe5jncJqM pic.twitter.com/g4ILgDr3nq — Los Angeles Times (@latimes) February 1, 2018

A 15-year-old female was reportedly shot in the wrist, and a 15-year-old boy was shot in the head. According to the Associated Press, he is in critical condition. Three others suffered minor injuries, Capt. Erik Scott with the Los Angeles Fire Department told the Los Angeles Times. According to NBC News, the injured are a 30-year-old woman, an 11-year-old boy and a 12-year-old girl. Scott said injuries include minor abrasions from glass.

A student is now in custody, and she is believed to be the shooter.

L.A. school shooting so far:

–Two 15yo students shot in a classroom; one is in critical condition

–30yo female also injured (not a gunshot wound)

–Female suspect in custody

–At Salvador Castro Middle School, which shares campus with Belmont High Schoolhttps://t.co/oIe5jmV82c pic.twitter.com/VPRV16VOAT — Los Angeles Times (@latimes) February 1, 2018

This school shooting marks the 12th one in the US in 2018.

This is a developing story, and we will continue to update as more information becomes available.

[Photo: Twitter]