What we know for sure is the 17 airline tickets he purchased for Amber Stoner. There are also reports that he helped her buy a house in Tallahassee. The credit card purchases have been released and are posted on line. There may be more since all records have not yet been released.
That looks bad even if there was no affair. Also, his sweating and licking of his lips, maybe innocent, could be used by the media to make ugly implications.