<prompt> Bhala ukuqhubeka kwalesi sigaba - USock uqale isizini yakhe ku-2016 Hopman Cup  <response>: , emele i-USA eceleni kukaSerena Williams, owagcina ethathelwe indawo nguVictoria Duval ngenxa yokulimala. Esigabeni se-round-robin, okuwukuphela kokunqoba kukaSock kwaba phezu kukaJiří Veselý. USock noDuval baqopha ukunqoba kuma-doubles ahlanganisiwe e-Ukraine naseCzech Republic. Abazange baye emdlalweni wokugcina. 