Out of so much chaos, some order. Arsenal claimed a first win in four, to recharge their challenge for the top four, at one of the unlikeliest of venues. And that, largely, from the least likely of heroes. Eddie Nketiah hadn’t scored a league goal in 367 days before this trip to Chelsea, and his team hadn’t scored in three games against mid-table teams.It took seven minutes for that to change, the striker eventually hitting his second to send Mikel Arteta’s team on the way to a raucous 4-2 victory just when it seemed their season was tail-spinning.It was admittedly...