Eagles practice report, Day 5: 1st day in pads, more O-line shuffling, key role developing for Quinyon Mitchell

And on the fifth day, they wore pads.
“These T-shirts and shorts is cute,” Nakobe Dean said on Monday, “but we play football.”
If that doesn’t get you excited for practice observations, what does?
The Eagles practiced for nearly 100 minutes, with their first one-on-ones of the summer and a heavy day of red zone work. Because of the significance of the practice — and how much there was to observe — Zach Berman and Bo Wulf split up observations.
First, some roster housekeeping:

Oren Burks (knee) and Tyler Steen (ankle) were the only active players absent. 
Trevor Keegan was supposed to be limited after suffering a shoulder injury on Monday, but he took extensive work.
Lane Johnson was back at...