No. 1 seed Andrey Rublev of Russia overwhelmed Sebastian Korda 6–2, 6–3 for his fourth title of the season and 12th of his career on Sunday, Oct. 16, at the Gijon Open final in Spain. Rublev posted 29 winners (including six aces) and just four unforced errors in 77 minutes, breaking the unseeded American’s serve…