DOHA (AFP) – Top seed Denis Shapovalov lost in straight sets to Frenchman Arthur Rinderknech in the quarter-finals of the Qatar Open on Thursday. World number 61 Rinderknech broke once in each set to advance 6-4, 6-4 to a semi-final against Nikoloz Basilashvili, the third seed and defending champion in Doha. “It feels great to