A 20-year-old Ohio man identified himself as the man behind a future mass shooting in a video shared online, the FBI said.
A pair of 1-year-old twins were among the casualties of the blaze, according to reports.
The university was briefly on lockdown on Monday afternoon after an allegedly armed man was seen near the campus recreation center.
A Youngstown man is accused of killing a woman and hiding her body in a freezer, then getting a friend to assume his victim's life.
The department has aligned itself with new statewide policing regulations.