NFL: Ravens' De'Anthony Thomas opts out of season amid COVID-19
NFL opt-outs: Complete list of players who won't play in 2020 season – NBC Sports Boston
Players opting out of 2020 NFL season because of coronavirus concerns - Tracking full list, what losses mean - ESPN
Giants roster moves: Giants announce several changes to 90-man roster - Big Blue View
Cowboys' Jamize Olawale opts out amid COVID-19 pandemic, paving the way for much more creative offense in 2020
Maurice Canady Stats, News and Video - CB
Name to Know: Door Opens Now For CJ Goodwin
Minnesota Vikings place Justin Jefferson on NFL reserve/Covid-19 list with three others, NFL News
Maurice Canaday back on field with Cowboys after missing 2020 for COVID-19 reasons
Cowboys 2021 offseason hub: Draft updates, free agent scorecard, rumors and more
CB Maurice Canady an early star at camp for the Dallas Cowboys
Dallas Cowboys cornerback Maurice Canady is opting out of the 2020 NFL season - Blogging The Boys
Sources - Cowboys CB Maurice Canady opts out of 2020 NFL season - ESPN
The complete list of NFL players who have opted-out for 2020 - Arrowhead Pride