Rascal Flatts' recent hit 'I Won't Let Go, has been certified Digital Gold by the RIAA after sales exceeded 500,000 downloads. The song recently became the band's 13th career No. 1 when it topped the Mediabase/Country Aircheck country singles chart back in May. The accolade makes Rascal Flatts the most awarded country vocal group of the past decade.

'I Won't Let Go' was penned by hit writers Steve Robson and Jason Sellers, and is the second consecutive No. 1 single for Rascal Flatts from their current Big Machine Records album 'Nothing Like This.'

Rascal Flatts members Gary LeVox, Jay DeMarcus and Joe Don Rooney are currently in the midst of their high-energy Flatts Fest tour, which will hit a total of 23 cities. Opening the shows for the Flatts are Sara Evans, Easton Corbin and Justin Moore. The tour is set to run through September 18 when it wraps in Chula Vista, Calif. at the Cricket Wireless Amphitheater. Click here for a complete list of dates where the tour will be stopping, and check out Taste of Country's exclusive photos from a recent tour stop.

Rascal Flatts' latest single from their 'Nothing Like This' album is the Natasha Bedingfield duet 'Easy.'

Watch Rascal Flatts Perform 'I Won't Let Go' Live