Opelka won the 2015 Junior Wimbledon tournament, defeating Junior world No. 1 Taylor Fritz en route to defeating Mikael Ymer in the final.
They defeated Team World’s Reilly Opelka and Denis Shapovalov 6-2, 6-7, 10-3 to give their team an incredible 14-1 victory.
Fans might have been hopeful of a tight encounter but Medvedev dominated the entire game and secured a vital win.
The scoreline at the end of the match was 6-2, 6-2 in favour of the Russian and he will now face another American, Reilly Opelka in the final
It was a historic victory for Opelka as it is the first time he has reached the final of an ATP Masters 1000 competition.
Russian second seed Daniil Medvedev was nothing less than spectacular against the 32nd seed Reilly Opelka.
The Spaniard completed his job in straight sets to reach the final in Rome for the 12th time.
Rafael Nadal ended a run of three straight losses to Alexander Zverev with a convincing 6-3, 6-4 win to reach the Italian Open semifinals.