Mayweather vs. Chalmers Results: Live updates of the undercard and main event

MMA Fighting has Mayweather vs. Chalmers results live for the Floyd Mayweather vs. Aaron Chalmers fight card at The O2 in London.

When the main event begins, around 5 p.m. ET, check out our Mayweather vs. Chalmers live round-by-round updates for our live blog of the main event. It will be an eight-round exhibition contest. Bet on boxing at DraftKings Sportsbook.

Floyd Mayweather (50-0) will compete in his first boxing exhibition of the year. Mayweather competed in four exhibitions last year and has knocked out his past two opponents.

Aaron Chalmers (1-0) has competed in one pro boxing fight in his career. Chalmers compiled a 5-2 record during his MMA career.

Check out Mayweather vs. Chalmers results below.

Main Card (Zeus Network at 2 p.m. ET)

Floyd Mayweather vs. Aaron Chalmers ends in no decision (exhibition bout) | Watch highlights | Live blog

Natalie Nunn def. Tommie Lee via second-round TKO

Ulysses Diaz vs. Khalas Karim ends in no decision (exhibition bout)

J’Hon Ingram vs. Declan Kenna ends in no decision (exhibition bout)

Antonio Zepeda def. Christopher Lovejoy via third-round TKO

Kevin Johnson vs. Mike Hales ends in no decision (exhibition bout)

Sammy-Jo Luxton vs. Hayley Barraclough ends in no decision (exhibition bout)