Experts say prosecutions of parents could reshape accountability for mass shootings in the US Experts say prosecutions of parents could reshape accountability for mass shootings in the US I n early March a Georgia man was convicted of murder nearly two years after his 14-year-old son allegedly shot and killed two students, two teachers and injured nine others. Though Colin Gray, 54, didn’t fire any shots and wasn’t at the school during the shooting, he was punished as such. Gray’s case marked