Sling - my guess is that Corr is putting out the PR's that are more oriented toward the business and Christie will be putting out PR's that focus on the marketing - just a guess.
A. It's in Wisconsin about 90 miles from Blue Island Illinois B. Rock hard red & rothskeller (sp?) are theirs (mentioned in the brewery PR) C. I got an email from Tom Swan confirming it was Gray's after asking directly.