Our Andy Schooler says there's something not right about Victor Troicki's wild card in Gstaad this week.
Robby Ginepri claimed his first ATP World Tour win in over a year to advance into the second round of the Atlanta Open.
Igor Sijsling beat Julian Reister to set up a second-round clash with third seed Marin Cilic at the Croatia Open.
Reigning champion Mikhail Youzhny will begin his Credit Agricole Swiss Open defence against Kenny de Schepper.
Heather Watson was broken seven times as she was dumped out of the first round of the Baku Cup by Kristina Mladenovic.
Top seed Sorana Cirstea overcame her recent shoulder problems to beat Ons Jabeur in the first round of the Baku Cup.
Sam Querrey safely reached the last 16 of the BB&T Atlanta Open but two American hopefuls failed to qualify.
Viktor Troicki enjoyed a winning return to competitive tennis in the first round of the Swiss Open in Gstaad.
Wildcard Borna Coric impressed with a straight-sets victory over Edouard Roger-Vasselin in the Croatian Open.
Bojana Jovanovski survived a scare before coming through her Baku Cup first-round match against Patricia Mayr-Achleitner.