OTAs are underway and we’re looking into the ways in which the Eagles completely overhauled a defense that went to the Super Bowl into the best, young defense in football, shedding players like T.J. Edwards, Marcus Epps, James Bradberry and even Darius Slay into the core group that now includes Jalen Carter, Nolan Smith, Quinyon Mitchell, Cooper DeJean, Jihaad Campbell, Jalyx Hunt and Kelee Ringo. Deniz Selman joins Zach Berman and Bo Wulf, armed with magnifying glass and all.