The Eagles defense is looking putrid in Vic Fangio’s third season despite many of the same players involved, as the likes of Jalen Carter, Jordan Davis, Cooper DeJean and Zack Baun have regressed while Jonathan Greenard has underdelivered and Drew Mukuba never arrived. After Monday night’s ugly loss to Dallas, Fran Duffy breaks down what plagues the Eagles defense. Plus, some positive signs on offense from Sean Mannion, Tanner McKee and Makai Lemon.