Bublik bounced in Kremlin Cup upset

Australian John Millman will play Illya Marchenko in the second round of the ATP Tour's Kremlin Cup in Moscow after the qualifier upset fifth-seeded Alexander Bublik.

Ukrainian Marchenko came through his first-round match in straight sets 6-4 6-3, against world No.35 Bublik, and will next play Millman for a place in the quarter-finals.

Frenchman Adrian Mannarino came from behind to beat wildcard Roman Safiullin 1-6 7-6 (8-6) 6-4 to book a showdown against top seed Andrey Rublev.

American Tommy Paul beat Sweden's Mikael Ymer 7-6 (9-7) 7-5, which set up a match against two-time Moscow champion Marin Cilic in round two.

Veteran Frenchman Gilles Simon battled past eighth-seeded Laslo Djere, defeating the Serbian 6-7 (3-7) 7-5 6-3 in a match which lasted just shy of three hours.

Belarus qualifier Egor Gerasimov is also through after beating Miomir Kecmanovic 6-3 1-6 6-4, and goes on to play second seeded Russian Aslan Karatse2.

Spaniard Pedro Martinez led Guido Pella 6-2 when the Argentine retired while lucky loser Ricardas Berankis progressed with a 6-1 6-3 defeat of Russian wildcard Evgeny Donskoy.