It turns out tennis players can grow up and change, even Holger Rune. Clearly tired of losing big matches to more accomplished players, Rune, the 21-year-old from Denmark who has yet to fulfill the promise of his first seasons,

After a tightly contested first set, which lasted over an hour, Rune maintained the momentum to get an early break in the second before going on to seal a 7-5 6-4 victory

Twelfth-seeded Holger Rune beat fifth-seeded Daniil Medvedev 7-6, 6-4 on Saturday to advance to the BNP Paribas Open final.