DAL new DC Mike Nolan, with 21 seasons as an NFL DC to his name, coordinated two defenses last decade, MIA from 2010-2011 & ATL from 2012-2014, finishing with defensive DVOA ranks of 9th, 12th, 12th, 29th, 32ndThe pass defense DVOA rankings of those five defenses: 22nd, 13th, 11th, 32nd, 31stNolan takes over a DAL D that ranked 19th in defensive DVOA and 23rd in pass defense DVOA in 2019, and is replacing one of the NFL’s best cover corners with a 2nd-rd rookieOne of the strengths of this defense is a pass rush made up . . .