Manny Pacquiao returns from retirement on Saturday night to face WBC welterweight champion Mario Barrios. Whether Pacquiao's decision to return to the ring proves to be ill-advised or a moment that grows his legend is still to be seen.

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.