Andy Murray believes he will have to be clinical to beat the big-hitting Milos Raonic in the last four of the ATP World Tour Finals in London on Saturday.The pair will meet in the first semi-final at 2pm at the O2 Arena, with Novak Djokovic and Kei Nishikori following in the second semi at 8pm.Murray has won eight of his 11 matches against Raonic and all of the last seven, including five this year, but the world No 1 is wary of his opponents powerful serve and groundstrokes. Live Tennis: ATP World Tour Finals November 20, 2016, 5:45pm Live on Get Sky Sports Get a Sky Sports pass He said: He obviously serves big and goes for his shots. He moves forward when he has the chance. I think he probably likes the conditions here. Its a little bit quicker.You dont normally get loads of opportunities against the big servers. Then it comes down to, when you do get those chances, whether you take them or not. This year, when I have played him I have created a few opportunities in the matches. Murray gives his reaction to beating Stan Wawrinka When they have come, I have been pretty clinical. I will need to be the same tomorrow if I want to win.As well as trying to win the tournament, Murray is battling Novak Djokovic to end the year as world No 1. The pair are separated by just 130 rankings points with 400 available for winning a semi-final and another 500 available for winning the final. Murray dissects his win over Wawrinka at the SkyPad Both players avoided each other in the last four by topping their respective groups, but Murray insisted it does not matter if and when he has to play the Serb.He added: I dont think its significant. There is a good chance that if I want to win the tournament, I would have to win against him. That would either be in the semis or the final. I dont think that makes a whole lot of difference.Watch every match of the ATP World Tour Finals live on Sky Sports, or follow them live on skysports.com/tennis and the Sky Sports app. Six months half price Upgrade to Sky Sports to watch Man Utd v Arsenal on Saturday and get the first six months half price Upgrade to Sky Sports now to watch Man Utd v Arsenal this Saturday and get the first six months half price!Also See:Murray makes O2 semi-finalsRaonic can only get betterRaonic: Pressure on MurrayWorld No 1 permutationsWalter Brown Jersey . Brandon Morrow allowed five runs on six hits over three innings. He struck out two, walked one and hit a batter. Edwin Encarnacion had a two-out, bases loaded two-RBI double in the third inning. Gordon Hayward Celtics Jersey . -- Yogi Ferrell orchestrates pretty much everything in Indianas offence. http://www.celticssale.com/kids-dennis-johnson-celtics-jersey/ . Goals from Jerome Boateng, Franck Ribery and Thomas Mueller extended Bayerns unbeaten run to a record 37 matches. "This record is incredible," Bayern coach Pep Guardiola said. Larry Bird Jersey . -- Brandon Jennings made the most of his first game with the Detroit Pistons on Sunday night. Bob Cousy Celtics Jersey . -- Yogi Ferrell orchestrates pretty much everything in Indianas offence.CARSON, Calif. -- Chris Seitz made his only save in the 72nd minute and FC Dallas won the first Supporters Shield in franchise history with a scoreless draw against the Los Angeles Galaxy on Sunday.FC Dallas (17-8-9, 60 points) had a two-point lead over Colorado coming into the match and held its edge after the Rapids tied the Houston Dynamo 1-1.The Galaxy (12-6-16) had already locked the No. 3 seed coming into the game and will host Real Salt Lake in a knockout-round game Wednesday night.FC Dallas also won the Lamar Hunt US Open Cup in September and advanced to the 2016-17 CONCACAF Champions League quarterfinals on Thursday with a 5-2 win over C.dddddddddddd. Suchitepequez.FC Dallas in 2016 is the sixth time a team has held two domestic titles going into the MLS Cup playoffs, but none have gone on to win the MLS Cup championship -- a domestic treble. It will be more difficult for FC Dallas without their star playmaker Mauro Diaz, who injured his Achilles in a 2-1 loss to Seattle last Sunday. ' ' '