@FoxNews: What happens when the national anthem isn’t played before a ballgame? In Fresno, Calif., first the crowd boos, then it takes it upon themselves to sing it anyway — a cappella. #ProudAmerican https://t.co/lym6rPsfU3 https://t.co/4hvugSaY7N

@FoxNews: What happens when the national anthem isn’t played before a ballgame? In Fresno, Calif., first the crowd boos, then it takes it upon themselves to sing it anyway — a cappella. #ProudAmerican https://t.co/lym6rPsfU3 https://t.co/4hvugSaY7N