Only three of the eight seeds made it to the quarterfinals in Moscow.
But the two best – Aslan Karatsev and Karen Khachanov – are both Russian.
So there will be plenty for the home crowd to cheer for.
In Antwerp, watch out for the surging Jenson Brooksby, who is having quite the year.
Location: Antwerp, Belgium
Category: ATP 250
Surface: Indoor Hard
Dates: Oct. 18 – 24, 2021
Prize money: €584,125
Draws: S28 – D16
Friday, Oct. 22, 2021
 Jannik Sinner (ITA) def. Arthur Rinderknech (FRA) 64 62
 Diego Schwartzman (ARG) def [Q] Brandon Nakashima (USA) 64 62
 Lloyd Harris (RSA) def. Marton Fucsovics (HUN) 62 75
[Q] Jenson Brooksby (USA) def. Alejandro Davidovich Fokina (ESP) 75 60
 Nicolas Mahut / Fabrice Martin (FRA) def. Denys Molchanov (UKR) / Aleksandr Nedovyesov (KAZ) 76 (5) 62