Jason Aldean has announced a second stadium show on his 2013 Night Train tour.  He's set to play Wrigley Field in Chicago on July 20 with special guests Kelly Clarkson, Jake Owen
and Thomas Rhett.  Jason actually flew to Chicago to make the announcement Thursday.

Earlier in the day Jason was in Boston to announce his July 13 show at Fenway Park with Miranda Lambert, Jake and Thomas on the bill.  Look for Jason to make another big announcement later today.