MORE HEADLINES - Free article on Pitt's star duo from Delaware | Video: Linebackers work on loose ball drills | FREE ARTICLE: For Pitt players, no "reality" in Last Chance U's portrayal of Carter | Slideshow: Photos from the second week of camp | Mailbag: Hopes, fears and hot dogs | PODCAST: How the tight ends became a strength in 2017 | Tim Salem breaks down the TE position

It's the midpoint of training camp, so let's look at the good and the bad: what's most concerning and what's most encouraging so far?