Tuesday's Montreal round of 64 pits Jiri Lehecka against Vit Kopriva on hard. Jiri Lehecka is searching for form, having lost 2 in a row (6 of the last 10). Vit Kopriva has won 4 of the last 10.

The serve is where this match separates: Lehecka has been winning 72.6% of first-serve points to Kopriva's 66.5%, and on hard that gap compounds fast. Kopriva needs several things to break right at once; the percentages say they usually don't.