There’s never an age limit when it comes to fighting for what you believe in.  Brennan Gilmore tweeted a photo Sunday of his 97-year-old grandfather, John Middlemas, kneeling in support of the #TakeAKnee movement, started by former San Francisco 49ers football player Colin Kaepernick in 2016 over police violence against African Americans.  President Donald Trump’s outspoken criticism against athletes who don’t stand up for the national anthem sparked this protest among people like Middlemas in solidarity with NFL athletes who kneeled on the field this weekend.  SEE ALSO: #TakeAKnee protests are about police violence, not the military or the Constitution […]