SportsLine combat expert Josh Nagel has released his top boxing picks for Saturday's Manny Pacquiao vs. Mario Barrios pay-per-view fight for the WBC welterweight championship at MGM Grand Garden Arena

Here's when to expect Manny Pacquiao and Mario Barrios to walk out to the ring for their WBC welterweight title fight in Las Vegas.

A full Saturday of boxing is on tap for July 19 in Las Vegas, when welterweight champion Mario Barrios and Manny Pacquiao square off in a main event.