看到这个，当时为什么没有调查下去，而且未成年人的抢是什么地方来的，父母有没有连带责任

Suspect previously questioned by authorities

Gray was questioned by law enforcement last year regarding “anonymous tips about online threats to commit a school shooting,” and the online threats included photos of guns, according to a joint statement from FBI Atlanta and the Jackson County Sheriff’s Office.

But Gray denied making the threats online, the agencies said.