Ospreys v Scarlets Live: Kick-off time, team news and score updates from the Boxing Day derby

The Ospreys host arch-rivals the Scarlets in a crucial West Wales derby in Swansea this afternoon.Alun Wyn Jones has been named on the replacements bench while Nicky Smith, Scott Baldwin, Tomas Francis and Jac Morgan have been elevated to the starting XV.Experienced Wales centre Jonathan Davies returns to captain the Scarlets and is one of several players on both sides who will want to prove to new Wales head coach Warren Gatland they are worth a place in his Six Nations squad.Both sides have struggled in the United Rugby Championship this season having only won one game apiece in this competition.But the Ospreys will be buoyed by a sensational victory at Montpellier in the Heineken Champions Cup last weekend while the Scarlets beat both Bayonne and the Cheetahs in the Challenge Cup.Kick-off is at 5.15pm and you can follow all the action in the live blog below.Ospreys: Max Nagy; Alex Cuthbert, Michael Collins, Keiran Williams, Luke Morgan; Owen Williams, Rhys Webb; Nicky Smith, Scott Baldwin, Tomas Francis, Rhys Davies, Adam Beard, Jac Morgan, Justin Tipuric (capt), Morgan Morris.Replacements: Sam Parry, Gareth Thomas, Tom Botha, Alun Wyn Jones, Ethan Roots, Reuben Morgan Williams, Jack Walsh, Joe Hawkins.Scarlets: Johnny McNicholl; Steff Evans, Ioan Nicholas, Jonathan Davies (capt), Ryan Conbeer; Sam Costelow, Dane Blacker; Kemsley Mathias, Ryan Elias, WillGriff John, Vaea Fifita, Sam Lousi, Aaron Shingler, Josh Macleod, Sione Kalamafoni.Replacements: Ken Owens, Steff Thomas, Javan Sebastian, Tom Price, Tomás Lezana, Kieran Hardy, Rhys Patchell, Scott Williams.Referee: Craig Evans (WRU)Live updates below