He reached the semifinal of a grass tournament for the first time after coming from a set down against Mikhail Youzhny .
In early June , Thiem competed at the 2016 MercedesCup as the 3rd seed , defeating Sam Groth in the second round .
Thiem reached the semifinal of a grass tournament for the first time after coming from a set down against Mikhail Youzhny .
In early June , Thiem competed at the 2016 MercedesCup as the 3rd seed , defeating Sam Groth in the second round .