Here's the latest from today, Interior Secretary Ken Salazar apologized for threatening the reporter who broke the story:
http://www.gazette.com/articles/salazar-147339-ken-appologize.htmlThere are more links in that story, to the original story and the recording of Salazar's threat.
Don't think this one is linked, they are looking into how Davis broke the law by shipping horses out of state with no paperwork:
http://www.propublica.org/article/buyer-of-wild-horses-under-investigation-by-state-feds