Emma Raducanu revealed she has yet to see the US Open trophy she held aloft at Flushing Meadows because it has been shipped directly to the National Tennis Centre as a "token of appreciation" from the teenager. But Scotland never do things easily and, after Patterson had inexplicably handled in the area, the referee was advised to look at the incident on the pitchside TV monitor, before pointing to the spot. Clayton now plays Krzysztof Ratajski in the last eight, after the Polish ace's 3-1 defeat of Rob Cross. Nzola notched his second of the game in stoppage-time but the visitors remain in trouble in 16th.