Roger Federer clinched his 20th Grand Slam title after defeating Croatia’s Marin Cilic 6-2, 6-7, 6-3, 3-6, 6-1 in the Australian Open final in a five-set thriller at the Rod Laver Arena in Melbourne. Second seed Federer, who was defending his Australian Open came into the final without dropping a set throughout the tournament. Cilic, […]