omicron variant in the u.s.. we will be back for abc 7 news at 4:00, world n breaking news as we come on the air -- major developments in the deadly high school shooting in michigan. authorities launching a search for the parent of 15-year-old ethan crumbley after they were charged the involuntary manslaughter, but their attorney claiming they are not on the run and plan to turn themselves in. the prosecutor accusing them of allowing him to access the gun he used to kill four students and ignoring obvious warning signs,. describing disturbing photos and graphic drawings. the teen allegedly writing "the thoughts won't stop, help me." the gun believed to be in his backpack during a meeting with his parents and school officials before being sent back to class. also on this friday night, new cases of the omicron variant now found in at least ten states