Charleston: Linette doubles up, plays six sets in one day to make QF
Magda Linette won two three-set matches in one day to reach the Credit One Charleston Open quarterfinals, upsetting No.7 seed Leylah Fernandez in the second round in 2 hours and 36 minutes, before returning to defeat Kaia Kanepi in the third round in 2 hours and 1 minute.
