Cincinnati qfs

Czech Jiri Lehecka: Ben Shelton continued his red-hot streak at the Cincinnati Open, where he ousted Czech Jiri Lehecka 6-4, 6-4 to reach the quarterfinals.

The 22-year-old became the first American man to reach the last eight in Canada and Cincinnati in the same season since Mardy Fish in 2012.

In a warm conditions in Cincy, Shelton’s booming serve raced through the court. The lefty dropped just six points behind his first delivery, including a 141 mph ace when serving out the match. He crucially broke Lehecka’s serve at 4-4 in each set and the fifth seed advanced after one hour, 21 minutes, ATP reports.