Valentina Ivanov (NZL) and Kristina Novak (SLO) v [3] Makenna Jones (USA) and Park So-hyun (KOR)

The first set of the doubles quarter-final in Norman between Valentina Ivanov and Kristina Novak and third seeds Makenna Jones and Park So-hyun was a messy affair, even though it started with two easy holds of serve.  That changed in the third game when Ivanov and Novak lost their serve, the next four games all…