Band to follow-up 2013's 'Mechanical Bull'
The record will follow on from 2013's 'Mechanical Bull'
The Delaware festival grounds were evacuated and festival goers were told to wait in their vehicles
US band will perform at the Swimville Fan Festival in Nashville
Band will play their own Nasvhille festival as will Phosphorescent and Brendan Benson
Nathan Followill was injured on the band's tourbus earlier this month
The Roots drummer steps in for injured Nathan Followill on 'The Tonight Show with Jimmy Fallon'