Finals are, for the most part, a time for favourites. All eyes on the men's draw had been on number one seed Novak Djokovic, but with his stunning defeat to Reilly Opelka in the quarterfinal, attention shifted to the American's battle with the second of the two big serving giants, French vanquisher of Nick Kyrgios, Giovanni Mpetshi Perricard. Reilly Opelka …