Lleyton Hewitt, Sam Groth advance at Australian Open

Lleyton Hewitt (L) and Sam Groth of Australia compete during the men's doubles first round match against Denis Istomin of Uzbekistan and Mikhail Kukushkin of Kazakhstan at Australian Open 2018 in Melbourne, Australia, Jan. 18, 2018. Lleyton Hewitt and Sam Groth won 2-0. (Xinhua/Bai Xuefei)