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A 99-year-old World War II veteran sang "God Bless America" during the seventh-inning stretch of a minor league baseball game on Tuesday.

Raymond T. Mohr, who served as a radio operator with the Army's 29th Infantry Division and landed on Omaha Beach the day after D-Day, received a standing ovation from the Lehigh Valley IronPigs' crowd after the touching performance.

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The IronPigs, the Triple-A affiliate of the Philadelphia Phillies, were taking on the Charlotte Nights at Coca-Cola Park in Allentown.

The team was celebrating Military Appreciation Day, with a military-style hat giveaway and many veterans in attendance.

The team shared video of Mohr singing on social media, calling it an "incredible moment."

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