The real meaning of sacrifice

SEATTLE, WA - SEPTEMBER 25: (L-R) fFee safety Eric Reid #35, quarterback Colin Kaepernick #7 and outside linebacker Eli Harold #58 of the San Francisco 49ers kneel on the sidelines during the national anthem before the game against the Seattle Seahawks at CenturyLink Field on September 25, 2016 in Seattle,Washington. (Photo by Steve Dykes/Getty Images)