How long to wait for Williams?

I know we all would like to have McDermott as plan 1A but are we sure that the Eagles will allow him to interview with us. Contrary to popular belief, a coordinator can be block to interview for DC jobs. The Redskins are doing it with Gray.

http://voices.washingtonpost.com/re...nied_jerry_gray_an.html?wprss=redskinsinsider