Leonardo Mayer defeated Tim Smyczek 3-6 6-4 7-6 in the Houston qualifying round of 16 on clay. The upset overturned the form book — Tim Smyczek came in defending last year's quarter-final.
Mayer L. came through in three sets.
Leonardo Mayer beat Tim Smyczek 3-6 6-4 7-6(3). Umpiry, "Leonardo Mayer vs Tim Smyczek — Houston Qualifying Round of 16", https://umpiry.com/match/2017-04-08/mayer-vs-smyczek-houston-q16?utm_source=cite (as of 8 April 2017).