The 22-year-old defender-cum-winger joined the Black Cats on deadline day on a season-long deal.
The 23-year-old playmaker has scored eight times in 19 total appearances for the LA Galaxy since joining the MLS club in May.
Andy Halliday says he would be 'delighted' to see John Eustace complete a permanent move to Rangers.
Vlad Chiriches was sold by Tottenham in the summer.
Chelsea attempted to sign Everton star Stones over the summer.
The defender has stated that the latest additions at Upton Park have been a positive influence on Slaven Bilic’s squad.
Wolves winger Rajiv van La Parra was linked with a transfer to Leeds United.
Derby County are expected to win the race to sign James Wilson of Manchester United.
The Black Cats now possess three strong options at right back for the coming season after US international joined on loan.
The Nigerian departed the Hawthorns after just one disappointing Premier League season.