Well a not so wild stab in the dark would be that JC wanted to keep Clark, Hart, Nicolson, Zander and Miller but they weren't offered improved offers.
Willie backed Milne and was heard to say on that interview "well Sir Alex rebuilds his team every 3 or 4 years if he needs to or not".
The DoF might be the go-between but it doesn't mean he'll necessarily sit on the fence with every passing issue.