Claressa Shields and Savannah Marshall are ready for battle in the ring (Picture: Mikey Williams/Top Rank Inc via Getty Images)
Claressa Shields and Savannah Marshall are all set a for a blockbuster showdown in the ring this weekend after years of fierce talk between the two boxers.
All four major middleweight titles are on the line when the two titans meet in the ring for the second time in one of the biggest fights in female boxing history.
Marshall is the only fighter to have ever beaten Shields in her amateur or professional career at the 2012 AIBA Women’s World Boxing Championships.
The fight was originally set for September 10 but the event was postponed following the death of Queen Elizabeth II.
Here is everything you need to know about the undisputed middleweight clash.
Claressa Shields has suffered only one defeat in her career – to Shields in 2012 (Picture: Mikey Williams/Top Rank Inc via Getty Images)
When is Claressa Shields vs Savannah Marshall?
The eagerly anticipated showdown will be held on Saturday, October 15.
The main card will begin at 7pm, with the ringwalks for the Shields and Marshall fight expected to take place around 10pm BST.
The event is being held at the O2 Arena in London.
How to watch Claressa Shields vs Savannah Marshall on TV and live stream
The bout is being shown in the UK on Sky Sports Main Event and Sky Sports Arena with coverage getting underway from 7.30pm on both channels.
Sky customers can stream the fight live on the Sky Sports website and on the Sky Go app.
BBC Radio 5 Live will also have live coverage of the fight from 10pm.
Marshall will meet Shields at the O2 Arena in London (Picture: Mikey Williams/Top Rank Inc via Getty Images)
What is the undercard?
An historic all-female card has been lined up at the O2.
Mikaela Mayer and Alycia Baumgardner going head-to-head for the undisputed super-featherweight titles is the pick of the undercard in London.
Undercard for Shields vs Marshall
Mikaela Mayer vs Alycia Baumgardner
Caroline Dubois vs Milena Koleva
Ebonie Jones vs Vanesa Caballero
April Hunter vs Erica Juana Gabriela Alvarez
Sarah Liegmann vs Bec Connolly
Ginny Fuchs vs Gemma Ruegg
Lauren Price vs Timea Belik
Karriss Artingstall vs Marina Sakharov
Shannon Ryan vs Buchra El Quaissi
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The showdown is finally upon us.