Not all sports players and fans are mouth breathers who hate the Constitution and true American democracy. It's amazing how many brainless nationalists/fake patriots there are out there:
http://www.usatoday.com/story/sports/nfl/columnist/bell/2016/08/27/colin-kaepernick-national-anthem-protest-san-francisco-49ers/89485948/
If you know anyone who actually hates real democracy but thinks they're good Americans tell them they should have paid attention in civics - https://www.law.cornell.edu/supremecourt/text/319/624
http://www.usatoday.com/story/sports/nfl/columnist/bell/2016/08/27/colin-kaepernick-national-anthem-protest-san-francisco-49ers/89485948/
If you know anyone who actually hates real democracy but thinks they're good Americans tell them they should have paid attention in civics - https://www.law.cornell.edu/supremecourt/text/319/624