Oxford High School shooter fired 30 rounds, had 18 more when arrested, sheriff says

The Oakland County Sheriff's Office said a 15-year-old charged with killing four students and hurting 7 other people at Oxford High School fired more than 30 shots inside the building and had 18 more rounds on him when he was arrested.

'See my badge, bro': Oxford High School students escape through window as voice claims to be deputy

As a gunman opened fire inside Oxford High School, students were confused of exactly how safe they really were inside their classroom and video shows the drastic measures they took to ensure their safety.

Oxford High School Shooting: Oakland County prosecutor says Tuesday's shooting was planned 'well in advance'

Ethan Crumbley, 15, is charged with one count of terrorism, four counts of first-degree murder, seven counts of assault with intent to murder, and 12 counts of possession of a firearm while committing a felony in connection with the school shooting that killed four students and injured seven other people.

Fourth Oxford High School shooting victim dies

A fourth victim of the Oxford High School shooting has died from his injuries, according to the Oakland County Sheriff's Office.

Oxford High School shooting: What we know about the victims

The Oakland County Sheriff has released information about the three people shot to death inside Oxford High School on Tuesday.

Investigators seize guns from suspected Oxford school shooter's home

"The next few days are going to be key to see what caused this individual to do this," said former FBI Special Agent Andy Arena. "Was this a random act, or was there a specific reason he went after these individuals - usually there is – usually in hindsight, they went after a (certain person)."

Oxford High School shooting: 3 students dead, 8 hurt including 1 teacher

Three Oxford High School students were killed Tuesday afternoon when a shooter opened fire inside of the school. Eight others, including a teacher, were also hurt.

Sheriff: 'This wound will never go away' after Oxford school shooting that killed 4, wounded 8

The Oakland County Sheriff said that the suspected shooter in the Oxford High School attack still had seven bullets in his 9 mm semi-automatic gun on Tuesday afternoon as he was approached - and arrested - by deputies.

Oxford High School shooting: Meijer grocery store closes to assist in reunification process

A Michigan grocery store has closed down operations to assist in the reunification process after students were evacuated from a high school across the street after a mass shooting occurred Tuesday afternoon.

‘My heart goes out to the families’: Biden speaks on Oxford High School shooting

Authorities say a 15-year-old sophomore opened fire at his Michigan high school, killing three students and wounding six other people, including a teacher.