Sounds more like a call to not be a hypocrite by chastising black players who kneel when you refuse to follow the half-mast "protocol" to honor a veteran/political figure.
If it were up to the moronic Libs they would have been flying the White House flag at half mast everyday since 11/9/2016
Because Libs cry...and cry more.
McCain hated Trump. Therefore there is a constant 24/7 lovefest for McCain coming from the lefty media. Don't kid yourself. Other than that they hate anyone who is pro-American.