BIEL, SWITZERLAND - Watchmaker Omega has signed a £25 million ($47.4m; €36.7m) deal to be official timekeeper of London's 2012 Olympic Games.
   Organisers say this latest agreement means 60% of the major sponsors of the Games are already on board, including McDonald's, Visa and the Coca-Cola Company.
   The 2012 event will mark Omega's 25th stint as timekeeper of the Games.