It's Going DOWN . . . Rob Kardashian Allegedly THREATENED The Man . . . Who Is Claiming To Be Chyna's BABYS FATHER!!! (Police Are Involved Too . . . Chile This Is MESSY)


Remember last week, when we told you guys that Radar Online reported that a man named Pilot James may allegedly be Blac Chyna's baby's father. Well now TMZ is reporting that Rob threatened dude, and now the police are involved.

Rob Kardashian is under criminal investigation for allegedly threatening a man with some pretty close ties to Blac Chyna.

Law enforcement sources tell us ... Rob allegedly physically threatened Pilot Jones, who's been hanging with Blac Chyna. We're told Rob threatened to do Pilot harm.

The allegations come on the heels of photos that surfaced showing Blac and Pilot making out.