Danny Welbeck leads Chelsea past Luton as Fernández misses Carabao Cup tie

One Argentinian is about to arrive and another looks destined for the exit. Chelsea have dealt with their most glaring weakness, Xabi Alonso’s desire for a new goalkeeper satisfied by the club rushing to agree a £7.5m deal for Aston Villa’s Emiliano Martínez, and it seems likely another naggin…