Like most sports it's infinitely more fun to form a team to play or work together to reach a common goal. That's why Bing is proud to be teaming up with Sport Relief to help raise money for vulnerable and disadvantaged people both in the UK and in some of the world's poorest countries. So How Can You Rise to the Sport Relief Challenge? Between Monday 22 February and Wednesday 31 March 2010 , Bing will be counting searches to raise money for Sport Relief,