Azarenka stuns Serena to set up US Open final against Osaka

NEW YORK: Victoria Azarenka came from a set down to stun record-chasing Serena Williams on Thursday and set up a US Open final against Japan's Naomi Osaka.

Azarenka stuns Serena to set up US Open final against Osaka
NEW YORK: Victoria Azarenka came from a set down to stun record-chasing Serena Williams on Thursday and set up a US Open final against Japan's Naomi Osaka.