Racing PositionsEx-Nat Parra hired as team's new first-base coach1YParra to retire as player, become Nats assistant3YParra recalled by Nats, doubles as pinch hitter4YBye-bye, 'Baby Shark': Saluting the Parra craze that helped save the Nats5YESPN.comNats fan favorite Parra leaves to play in Japan5YHow 'Baby Shark' helped the Nats take a bite out of their early deficit5YEddie MatzThe 'Baby Shark' school of parenting5YEddie MatzNationals sign outfielder Parra to 1-year deal6YGiants' Williamson homers in return to majors6YGiants part ways with OF Parra, call up Gerber6Y