
Kei Nishikori defeated Adam Walton 6-1 6-2 in the Bloomfield Hills CH round of 32 on hard. The upset overturned the form book — Adam Walton came in ranked #79, but Kei Nishikori had arrived on a 5-match winning run.
No previous meetings on record.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (77 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Walton A.: 2 days rest · 5 matches, 122 games (7d). Higher means fresher. About