A judge ruled Tuesday that the former Los Angeles gang leader provided no proof that there was an immunity deal set in place years ago by federal and local authorities.

The only suspect ever to be charged in the 1990s killing of rap icon Tupac Shakur in Las Vegas has lost a bid to have his murder case dismissed.

Duane "Keefe D" Davis, the man charged with killing rapper Tupac Shakur in the '90s, lost his bid to have the case dismissed. His trial will start on March 17.

In Las Vegas, a judge has rejected Duane "Keffe D" Davis's request to dismiss the murder charges against him in the 1996 killing of rapper Tupac Shakur. In a decision issued Tuesday, Clark County District Court Judge Carli Kierny said he found no evidence supporting Davis's claim of immunity agreements made with local and federal authorities