Maren Morris performs a private concert for SiriusXM at The McKittrick Hotel on September 12, 2017 in New York City.

Maren Morris performs a private concert for SiriusXM at The McKittrick Hotel on September 12, 2017 in New York City.

Cindy Ord/Getty Images for SiriusXM

Country stars took to social media to express their sadness after the mass shooting in Las Vegas at the Route 91 Harvest Festival:

Compiled by The Associated Press

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