What is the fine-grained topic of the following text: Longmire premiered on A&E on June 3rd to 4.1 million total viewers and a 0.8 rating, making the series A&E’s most watched series premiere amongst total viewers and the best launch for a new series in 2012 in the Adults 25-54 demo. Only return the topic.
Longmire series premiere viewership and ratings on A&E.