By Jacob Leeks Erik ten Hag has confirmed Luke Shaw was only substituted as a precaution as Manchester United claimed a crucial win over Aston Villa. Shaw had started the game at left-back, but was forced off at half-time, to be replaced by Victor Lindelof. At that point United were leading thanks to Rasmus Hojlund’s first-half opener. But the Red Devils were pegged back with 23 minutes to go when Douglas Luiz fired past Andre Onana. As the game looked to be heading for a stalemate, Diogo Dalot delivered a brilliant cross for substitute Scott McTominay to crash a header home. McTominay’s late …