Anirban Lahiri has opened up a two-shot lead after the first round of the Omega European Masters at Crans-sur-Sierre Golf Club.
The Indian carded five birdies, two eagles and a bogey on his way to a opening-round 63 in Switzerland.
Paul Casey, Tommy Fleetwood and Miguel Angel Jimenez share second place on six-under-par, while Thomas Bjorn is on his own in fifth on five-under.
Jose Maria Olazabal is among a six-strong group on four-under-par.