Andy Murray will be more determined than ever to continue his winning momentum when he takes on Milos Raonic on Saturday afternoon for a place in the ATP World Tour Final at Londons O2 Arena. While the tennis world will see the giant Canadian as a stepping stone to a blockbuster showdown with Novak Djokovic for the prize of year-end No 1 ranking, Murray will be too aware of the dangers Raonic possesses. Six months half price Upgrade to Sky Sports to watch Man Utd v Arsenal on Saturday and get the first six months half price This has been an incredible year for Murray, who has won Wimbledon for a second time, claimed a second Olympic gold medal and become a father. To finish it on another high, he must repeat this years Wimbledon and Queens final triumphs against the big-serving Raonic. Andy Murray crushed Stan Wawrinka to reach the ATP World Tour semi-finals The Scot has won all their five meetings in 2016 while Raonic has won only three of their previous 11 meetings, but his last victory came against Murray at Indian Wells two years ago. Since then, Murray has been on a roll, winning their next seven clashes.Murray said of another meeting: I think hes played very well so far in this event. It will be tough, hes got a huge serve. Obviously, Im looking forward to playing him. Its an amazing stadium, an amazing atmosphere. Murray makes O2 semi-finals Andy Murray beats Stan Wawrinka at ATP World Tour Finals to reach semi-finals But Raonic believes he can win the mental battle, saying: I think the one thing that I might have is how much he has really on his shoulders right now: a lot of consecutive matches and what he is playing for.I have to try to do my best to try to accentuate that as much as possible in my own favour, so I can really get the most out of myself and hopefully be able to get on top of him for once this year.Sky Sports tennis analyst Leif Shiras feels Raonic is a real danger to Murrays hopes with a huge serve and powerful groundstrokes.On an indoor hardcourt, I think the conditions suit Raonics game really well so Andy Murray will have to play well.Raonics last success against Murray came in the fourth round of Indian Wells in 2014 when he came from a set down to win in three as the Scots game collapsed. Raonics last success against Murray came in Indian Wells two years ago After the match, Murray admitted he was low on confidence and concerned about his form after dropping his serve twice in the deciding set.To get broken two consecutive times in that situation isnt good enough, he said. I played poor tennis at that stage. I didnt make enough balls and missed easy shots.Later that year, they met again, but this time at Londons O2 Arena in a round-robin encounter, a game Murray won in straight sets. They last faced each other at the ATP World Tour Finals back in 2014 They faced each other only once in 2015 and it was the Briton who triumphed at the Madrid Masters, recording a 6-4 7-5 victory, although his Canadian opponent was nursing a foot injury. Raonic was nursing a foot injury when they faced each other at the Madrid Masters in 2015 In Melbourne, they went head-to-head in the semi-finals. Murray was on the ropes and staring defeat in the face when he conjured up his powers of recovery to come from behind to beat Raonic in five gripping sets to reach his fifth successive Australian Open final.Monte Carlo was the location of their next meeting, but it was the same old story for Raonic as Murray reached the semi-finals of the Masters event after a ruthless 6-2 6-0 win in just over an hour. Murray produced a ruthless display to see off the Canadian in Monte Carlo This summer, Murray famously beat Raonic at Queens Club to lift the trophy for a record fifth time and just a fortnight later they met again in the final at the All England Club.Murray cemented his place in British sporting history with a dazzling 6-4 7-6 (7-3) 7-6 (7-2) victory to repeat his triumph of 2013 and claim a third Grand Slam title. World No 1 permutations How the race to end the year top of the rankings shapes up Their last meeting was a semi-final clash at the Cincinnati Masters and once again Murray came out on top to roar into his seventh successive final.The 29-year-old notched his 22nd consecutive win by blunting Raonics intimidating serves.He served a couple of doubles that first game and I managed to get the break, and then had the momentum from there, said Murray. Murray beat Raonic in Cincinnati before the US Open earlier this year They were due to meet in the Paris Masters semi-final just a week ago, but the Scot was handed a walkover and with it, the coveted title of world No 1 after Raonics surprise withdrawal through injury.On Saturday, they will meet once again, and with the 25-year-old 6ft 5in Raonic playing arguably the best tennis of his career, Murray will be wary not to be complacent against the Canadian powerhouse as he eyes a fifth consecutive final.Check our game-by-game coverage from all matches at the ATP World Tour Finals in London - including both semi-finals on Saturday - on skysports.com/tennis, our app for mobile devices and iPad and our Twitter account @skysportstennis.Upgrade to Sky Sports now to watch Man Utd v Arsenal this Saturday and get the first six months half price! 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CAMBRIDGE, Mass. -- Another mens sports team at Harvard University is facing scrutiny over lewd comments made about female athletes.The Harvard Crimson student newspaper reports (http://bit.ly/2ePemzv ) the mens cross country team has created yearly spreadsheets about the womens cross country team and some included sexual comments.The spreadsheet was created before an annual dance with members of the womens team and rated their physical appearances.The captain of the mens team tells the Criimson hes ashamed of the 2014 spreadsheet but this years didnt include lewd comments.ddddddddddddUniversity athletic director Bob Scalise says hell address any credible information about the spreadsheet.Harvard canceled its mens soccer teams season last week after finding out members created a document with sexually explicit comments about the womens soccer team. ' ' '