Colin Kaepernick sent a note of appreciation to LeBron James amid the NBA players’ strike over the police shooting of Jacob Blake last weekend. James revealed the note on Instagram in the days after the players forced the NBA to postpone playoff games as they looked for ways to combat social injustice. Kaepernick, who started a movement in 2016 when he knelt during the national anthem, thanked James for helping to keep things moving. “Four years ago on August 14, 2016, I began protesting against systemic racism and social injustice. Truth is what I sought. Solidarity is what you showed...