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.

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.

Kenosha shooting: 3 dead, 2 wounded in domestic-related incident

Three people are dead and two others are in critical condition following a shooting in Kenosha. It happened near 6th Avenue and 40th Place on Tuesday night, Oct. 19.

Nikolas Cruz to plead guilty to Parkland school massacre, attorney says

The gunman who killed 14 students and three staff members at a Parkland, Florida, high school will plead guilty to their murders, his attorneys said Friday. The guilty plea would set up a penalty phase where Nikolas Cruz would be be fighting against the death penalty and hoping for life without parole.

Borderline Bar & Grill: Report details likely motive for mass shooting

Ventura County sheriff’s detectives concluded in the 424-page report that Ian David Long, a Marine Corps veteran who served in Afghanistan, likely attacked the Borderline Bar & Grill, knowing of the college theme and that there would likely be many students present.

Body cam video shows moment officers respond to VTA mass shooting

Almost one week after a disgruntled Valley Transportation Authority employee carried out a deadly mass shooting at a rail yard where he worked, authorities released body-worn video of law enforcement officers' quick response to the active shooter scene.

Remembering the San Jose VTA shooting victims

The nine victims range in age from 29 to 63. They are all men. Through their careers with VTA, their job titles included bus and light rail operators, mechanics, linemen and an assistant superintendent. One had worked for the agency since 1999.

Gunman appeared to target some victims at VTA light rail yard in San Jose: sheriff

Santa Clara County Sheriff Laurie Smith said the shooter told at least one person: “I’m not going to shoot you” at a light rail facility for the Valley Transportation Authority in San Jose.

Ex-girlfriend details alleged abuse & 'mood swings' by VTA shooter, per court docs

The ex-girlfriend of VTA shooting suspect Sam Cassidy said he "exhibited major mood swings as result of bi-polar disorder," in court documents from the time they dated.

San Jose VTA shooting kills 10, including employee who opened fire

A mass shooting at a Valley Transportation Authority rail yard killed nine people, including the VTA employee who opened fire, according to authorities.