The NFL's probe into the recent allegations of domestic violence against Tyreek Hill is moving full steam ahead ... as TMZ Sports has learned the wide receiver's accuser's attorney is slated to chat with the league's most prominent investigator later Thursday.
Sources familiar with the situation tell us ... Keeta Vaccaro's lawyer, Evan R. Marks, is set to talk in a matter of hours with Lisa Friel, the former New York prosecutor who now works as the senior vice president for investigations.