Kenny Chesney has added a second New England date to his summer No Shoes Nation tour. Chesney will appear at Gillette Stadium in Foxboro, Mass., on Aug. 23, one day prior to his previously-scheduled concert there. Tickets for the new show go on sale Saturday (Dec. 8). Chesney’s tour will begin March 16 at Raymond James Stadium in Tampa, Fla., and conclude at Gillette Stadium on Aug. 24. More tour dates will be announced in the coming months.