 The Gunners took the lead through Sánchez, who deflected in Alex Iwobi's shot.Sánchez had a penalty saved before half time after a handball by Jake Livermore, who received a red card as a result.In the second half, Arsenal went 2–0 up through a Theo Walcott chip before Hull got a goal back, with Robert Snodgrass converting his penalty when Čech took down Dieumerci Mbokani.