Z104 is offering aspiring National Anthem singers an opportunity to audition for "the chance to compete before judges at RFK Stadium to sing the National Anthem at a Washington Nationals game," according to the station's website. Interested singers must call 202-274-4800, leave their name, age, daytime phone number, city/state of residence, and sing for 30 seconds. Entries will be accepted from Monday, March 21 through Friday, April 1. More details are available here at www.moremusic104.com.
Thanks to DCMetblog.com for the tip on this.