By John Cross Tottenham captain Son Heung-Min admitted Spurs have gone “soft” after crashing to a fourth defeat in five games. Spurs were booed off at the final whistle, having slipped from being five points clear at the top of the table to finding themselves out of the Champions League places. West Ham staged a sensational turnaround as Jarrod Bowen and James Ward-Prowse scored for the visitors in a 2-1 win which confirmed that the Ange Postecoglou bubble has burst. Son said: “Losing that game is unacceptable. We have got the lead five times in a row now. West Ham are always tough to play aga…