Switzerland have responded exceptionally well to allegations of capers involving vaccination certificates that threatened to overshadow this international window. Make that six points out of six for Murat Yakin’s stylish team. Switzerland look comfortably capable of breezing out of Group B1 in the Nations League. They have not even played at home yet. Granit who? Sébastien Pocognoli, conversely, has been left to ponder one step forward and umpteen back. Scotland’s second half in Slovenia at the…