Jason Aldean isn’t just one of the biggest names in country, he’s one of the biggest names in all of music. His latest album “Rearview Town” debuted at #1 on the Billboard charts, knocking Cardi B out of the top spot. In this week’s “Sunday Sitdown,” Willie Geist met up with the country superstar on tour to talk about his long journey through Nashville, his unique sound, and how he’s coping after the Las Vegas shooting nearly a year ago.