Lee Greenwood, who sang “God Bless the U.S.A.” at Monday’s inauguration, defended Underwood amid the backlash.

Jason Aldean called the opportunity to perform for Trump “a whole different ball game” as he hailed Carrie Underwood's Inauguration Day a cappella performance

After a rocky start to her Trump presidential inauguration performance due to technical difficulties, Carrie Underwood has yet to break her silence and make a statement. That didn’t stop fellow inauguration performer Jason Aldean from making a comment about her performance.