Ontario April 17, 2024 5:58 pm 18-year-old accused of planning mass shooting in Ontario to stand trial An Ontario teenager who allegedly formed a detailed plan to carry out a school shooting was ordered to stand trial. NBC Los Angeles’ Christian Cázares reports. US & World Videos 2:41 Attack leaves woman brain dead, family demands justice 2:40 Man killed on Metro bus was tourist from Mexico 0:55 Thieves hit convenience stores in Orange County 2:33 Man steals LAPD cruiser with officer inside 2:24 Man steals LAPD patrol SUV in downtown LA