During President Donald Trump's speech at a rally Friday in Huntsville, Ala., he said any player who sits during the national anthem is a "son of a bitch." The president also rescinded NBA champ Stephen Curry's invitation to the White House. Trump's comments ultimately led to more protests by NFL players, coaches and owners during the national anthem on Sunday.
Charlotte Observer columnist Scott Fowler discusses rookie running back Christian McCaffrey's speed and elusiveness around the big bodies in the middle on the second day of camp. Jeff Siner/The Charlotte Observer