LONDON (Reuters) - Australia's Anna Meares overcame arch rival Victoria Pendleton to win the Olympic track cycling women's sprint title on Tuesday but the event ended on a sour note for the Briton, who was relegated in the first leg. Pendleton was adjudged to have left the sprinting lane, drawing boos from the raucous home crowd when the decision was announced. It was Meares's second Olympic title after she won gold in the time trial in Athens eight years ago and exacted a modicum of revenge over Pendleton who beat her to the sprint title in Beijing. ... More...