Jason Aldean is sharing his support for Carrie Underwood after her performance at Donald Trump's presidential inauguration ceremony, where technical difficulties led to the American Idol winner delivering a rendition of "America the Beautiful" a cappella.

Country music star Jason Aldean publicly defended Carrie Underwood amid controversy surrounding her recent performance.

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