Europa League: Sliding Doors final poses more questions than answers for both Chelsea and Arsenal

What was initially billed as the likely denouement to the contrasting Chelsea careers of Maurizio Sarri and talisman Eden Hazard has, following the West Londoners' second-half evisceration of Arsenal in last night's Europe League final, instead switched the focus to Unai Emery's underachievers and indeed the Spaniard's own future at the Emirates. The speculation over…