Sinner taking time with tactical tweaks to tackle Alcaraz
World number two Jannik Sinner said he is making small tweaks to his game following his defeat by Carlos Alcaraz in the U.S. Open final earlier this month and the Italian is confident it is only a matter of time before he implements the changes in matches. Sinner fell 6-2, 3-6, 6-1, 6-4 at Flushing…