NFL on ESPN - Multiple NFL sources say they've been told that Commanders owner Dan Snyder instructed his law firms to hire private investigators to look into owners and league executives. His
NFL preparing new investigation of Commanders owner Dan Snyder - The Boston Globe
Washington Commanders timeline under Dan Snyder
Washington Commanders' new major scandal: Criminal investigation for financial irregularities
Categorically false': Commanders lawyer fires back at scathing ESPN report on Dan Snyder
A look at former Washington Commanders owner Dan Snyder's off-field scandals - The San Diego Union-Tribune
Washington Commanders timeline under Dan Snyder – KGET 17
Timeline of Washington's Recent Tumult Under Dan Snyder – NBC Bay Area
Commanders owner Daniel Snyder fires back at 'malicious' ESPN report with letter to NFL owners
Dan Snyder 'believes he has enough secrets to blow up several NFL owners'
NFL told Snyder to 'back off' use of private investigators, lawyer says - The Washington Post