Ruben (ATP-167) did not manage to advance to the quarterfinals of the challenger tournament of Gwangju (South Korea, CH 80). He lost in two sets to the fifth series head.
After his victory in two sets in the second round, Ruben had to compete against fifth seed Jason Jung (ATP-129). The Belgian lost the first set with 2-6. In the second set, both players were equally match but Jung won in the end with 5-7. The match lasted 1 hour and 31 minutes.
Next week Ruben will be in action during the qualifications for Roland Garros.