Michigan teenager Ethan Crumbley, set to be sentenced in December for 2021 massacre, has only a 'slim' chance of rehabilitation that would justify release, judge says

Conspiracy theorist spent $93,000 in July; victims' relatives awarded nearly $1.5 billion for over false theory that school shooting that killed 20 kids, 6 educators never happened

US bureau chief Jacob Magid discusses Washington's reactions to two deadly attacks in Israel as news editor Luke Tress looks at Jamie Foxx incident and Memphis shooting

After rare massacre, gunman, 14, turns himself into police, but as minor can't face criminal charges; fate will be decided by social services

Youth tried to use explosives to blow up school near Sao Paolo, authorities find an airsoft gun and Nazi propaganda at his home

First-grader brought a gun legally purchased by his mother to school in his backpack on the day he shot Abby Zwerner, who is now in stable condition

Teacher sustains life-threatening injuries, no other students hurt in incident at school in Virginia town of Newport News; police say shooting 'not accidental'

Teen gunman planned assault, which left three teachers and student dead, for two years, authorities say; No motive known, but family says he received psychiatric treatment in past

Nikolas Cruz sentenced for mass shooting that killed 17 students and wounded 17 others at Marjory Stoneman Douglas High School in Florida in 2018

'You did not receive the justice you deserved,' widow of athletic director Chris Hixon tells Nikolas Cruz, who will avoid death penalty after jury failed to agree on punishment