Two rematches headline the Manny Pacquiao vs. Mario Barrios undercard, while former champions and young contenders look to impress. Here's a breakdown of all the action on the Pacquiao vs. Barrios card.

Manny Pacquiao, the legendary boxer, did light training at the Las Vegas Raiders' training facility as he prepares for his return to the ring at 46.

The boxing world is eagerly waiting to see how Manny Pacquiao performs in his comeback fight against Mario Barrios on July 19. 'Pacman' takes on Barrios for the WBC welterweight title at the MGM Grand Arena.

Manny Pacquiao returns to the ring after a four-year hiatus and will face Mario Barrios for the WBC welterweight championship.

Manny Pacquiao, boxing's only eight-division champ, has unretired at 46 to fight Mario Barrios. Here's how he trained to return to the ring.

In the period between Mayweather's wins over Berto and McGregor, Pacquiao returned from injury, beat Bradley in a 2016 rubber match, retired and came back before the end of the year to beat Jessie Vargas and win the WBO welterweight title for a third time.