Jannik Sinner can turn up the heat on Novak Djokovic in the battle for World No. 1 at the Mutua Madrid Open. The top seed in Spain is No. 2 in the PIF ATP Live Rankings, trailing Djokovic by 1,365 points. However, the 22-year-old can close the gap to 375 points by lifting the trophy at the Caja Magica. Read this story
