The ‘Before He Cheats’ hitmaker's powerful rendition of the patriotic anthem was hampered by technical difficulties.

Carrie Underwood performed a stirring a cappella rendition of "America the Beautiful" after the official swearing-in of ...

Carrie Underwood sung "America the Beautiful" during the inauguration of Donald Trump, performing a cappella after a tech ...

Carrie Underwood followed Lady Gaga and Beyonce from Inauguration Days past when she performed the song at Donald Trump's inauguration.

Carrie Underwood sings "America the Beautiful" at the inauguration of Donald Trump in Washington, D.C.

An apparent technical issue didn't stop Carrie Underwood from delivering "America the Beautiful" during the second ...