It’s been a tremendous last few weeks for TNA and “Impact Wrestling” in the ratings, with the July 16 episode drawing 286K total viewers, while the July 23 episode did 307K total viewers, the highest viewership TNA has drawn since arriving on AMC this past January. But all good things must come to an end, and they did so for TNA for “Impact’s” July 30 telecast. Wrestlenomics and SpoilerTV report that the epi