Racing PositionsCardinals guard Mathis leaves with injured foot2YJosh WeinfussMathis joins Cardinals' revamped offensive line2YBy Josh WeinfussSources: Saints fill out QB room, add Z. Wilson6hTracking 49ers free agency signings: Deals for WRs Evans and Kirk, LB Greenlaw10hNick WagonerTracking Commanders free agency signings: DEs Oweh, Chaisson strengthen the edge11hJohn KeimElite longevity: Flacco, 41, agrees to Cincy deal11hRanking the best remaining NFL free agents: Who are the top unsigned players?12hMatt BowenTracking Giants free agency signings: Mooney adds depth in WR room12hJordan RaananNFL to consider rule tweaks for replacement refs11hKevin SeifertTracking the Falcons' free agency signings: Tua Tagovailoa provides an option at QB13hMarc Raimondi