NFL: Colin Kaepernick thanks Miami Dolphins duo for kneeling during anthem - BBC Sport
Dolphins' Robert Quinn explains why he raises his fist - Sports Illustrated
Racial injustice themes fill empty NFL stadiums
NFL Sees Six Teams Remain In Locker Room For National Anthem – Deadline
Miami Dolphins plan to stay in locker room during national anthems
Patriots National Anthem: No protests as New England players stand together for 'Lift Every Voice and Sing' and 'Star Spangled Banner'
The Dolphins could suspend players for kneeling during the national anthem
5 NFL Teams Stay Inside During Anthem — Others Kneel, Raise Fists
Racial injustice themes on display in empty NFL stadiums - WHYY