Juncheng Shang and Marco Trungelliti meet in the first round at US Open on Monday. Juncheng Shang has dropped 2 straight and sits at 4-6 over the last ten. Marco Trungelliti has won 4 of the last 10.

Juncheng Shang is clearly higher-rated on hard — our number puts Shang around 57%. Little separates them; Shang gets the nod on the finest of margins.