Shannahan is smart, he's either putting out a big hint that we might take Suh or McCoy to potentially attract trades, or he's simply being honest in that they are open to running more 4-3. I would love to see Suh & AH together inside. I know that O line is a major need, but Suh seems too good to pass up if he falls to #4. (of course the signing of Kemo does indicate some 3-4)
Redskins Insider - Mike Shanahan elaborates on what Redskins' defense will be