John Woodrow Cox

• Post Reports

The swift charges brought against the father of the Apalachee High School shooting suspect aren’t just surprising. They mark a cultural shift in how law enforcement thinks about school shootings.

• Investigations

Colin Gray’s arrest after four were killed at Apalachee High echoes the Michigan cases against James and Jennifer Crumbley, the first parents of a school shooter ever convicted of homicide.

• Investigations

Colin Gray, the father of the suspected Apalachee High School shooter, was charged with involuntary manslaughter, second-degree murder and cruelty to children.

• Investigations

The alleged Apalachee High shooter’s youth, and his apparent ability to obtain an AR-15-style weapon, will likely amplify national debate over gun violence.

• Investigations

Thomas Matthew Crooks, who used a gun purchased by his father after the Sandy Hook massacre, evokes the profile of a mass shooter. Instead he fired at a former president.

• Deep Reads

A Post reporter embedded with Michigan prosecutors for two years as they pursued homicide charges against Jennifer and James Crumbley, whose son killed four students at Oxford High School.

• Education

The Washington Post for years has tracked the number of students affected by school shootings. Since 1999, over 300,000 children have experienced gun violence during school hours.

• Education

The number of guns found in schools -- hidden in backpacks, waistbands and lockers -- has spiked in recent years, impacting hundreds of thousands of students.

• White House

The move, long been pushed by gun control groups, comes amid stalled progress on gun-safety legislation