Fox's USFL seeking outside investor to help fund expansion: sources
AAF Suspends Football Operations: Why the League Might Be Folding After Just 8 Games
AAF suspends operations; Polian 'disappointed' - ESPN
AAF: Super Bowl champ trying to make Starter gear trendy again
The Spectacular Collapse of the Alliance of American Football - Sports Illustrated
Arena Football League closes local operations for all six teams, may be on cusp of folding
ANALYSIS: Why Unionization Efforts May Run Out of Steam in 2023
Vikings players recount swift fall of upstart football league
NFL preseason: Patriots CB Isaiah Bolden out of hospital; joint practices with Titans canceled
Alliance of American Football's season reportedly over; league suspends operations