Pacquiao has come out of retirement in search of Barrios' welterweight title — here's what you need to know.

Here's when the fighters are expected to enter the ring as Manny Pacquiao challenges WBC welterweight champion Mario Barrios in Las Vegas.

As the pre-fight documentary cameras for Prime Video's "Gloves Off" followed Manny Pacquiao in Las Vegas in late May as he walked the hallways of the MGM Grand en route to the press conference announcing this weekend's return to boxing after nearly five years,