Novak Djokovic defeated but happy over being No. 1

Novak Djokovic suffered his heaviest ever defeat in a three-set match on Friday when he was knocked out of the Vienna ATP tournament by lucky loser Lorenzo Sonego, stalling his bid to wrap up the year-end world number one ranking for a sixth time. Italian Sonego, ranked 42 and who had intially lost in qualifying last weekend, is...