Top seed Rafael Nadal suffered a shock straight-sets defeat to Dustin Brown in his first match on grass this year at the Gerry Weber Open in Germany.
The Spaniard, who won his ninth French Open title on Sunday, lost his serve three times as he lost 6-4 6-1 in under an hour in the Halle second round.
World number 85 Brown will play Philipp Kohlschreiber in the quarter-finals.
