At the ATP tournament in Basel (Switzerland) Ruben (ATP-84) has failed to reach the second round. He lost in three sets to seventh seed Adrian Mannarino (ATP-28).
Ruben got a special except to reach the main draw of the ATP 500 tournament in Basel. In the first set, both players were equally matched and a tiebreak had to bring the decision. The Belgian made too much errors and the first set went 6-7(0) to the Frenchman.
In set two, Ruben took an early lead, but Mannarino broke back. The Belgian went through his opponent's serve again and won the set with 6-4. In the third set Ruben immediately got broken, he was not able to recover and the set went 1-6 to the Frenchman.