After completing their season with a 2-0 T20I series win over Ireland, England named their squads for tours of New Zealand and Australia. On this week's Switch Hit, Alan Gardner hears from Matt Roller and Vish Ehantharajah about the inclusion of Will Jacks and Harry Brook's promotion to vice-captain. Also up for discussion: Zak Crawley's T20I call-up and Championship glory for Notts.