Two-time champ Sam Querrey returned to the Los Angeles Open two years after claiming his last title and picked up where he left off, winning his opening match over Igor Sijsling 6-2, 6-2. The southern Californian lifted hardcourt titles at the UCLA campus facility in 2009 and 2010 but missed his trophy defence a year ago due to surgery for a shoulder injury. The world number 57, whose best showing this season was a Queen’s club semi-final, adapted quickly to familiar surroundings Wednesday to reach the quarter-finals. “I feel great, I wasn’t here a year ago but everything is 100 percent now. I’ve been feeling great on the practise court and I’m playing well.