A spot in the next round is at stake on Sunday, when Tomas Martin Etcheverry goes up against Vit Kopriva in the US Open first round. Tomas Martin Etcheverry is searching for form, having lost 4 in a row (2 of the last 10). Vit Kopriva has won 3 of the last 10.
Hold strength tells the story — 71.2% versus 66.5% on first-serve points in Etcheverry's favor. Little separates them; Etcheverry gets the nod on the finest of margins.