Van Assche upsets Rublev, reaches Estoril Open semifinals

Luca Van Assche, a French tennis player, won a big match against Andrey Rublev, who is ranked much higher, in the Estoril Open.

Van Assche was down in the first set but came back to win in three sets.

This is the biggest win of his career so far.

He will play another French player, Hugo Gaston, in the semifinals.

Gaston also won his match today, beating a local player named Tiago Torres.

Both Van Assche and Gaston are expected to rise in the tennis rankings because of their good performances in this tournament.