Instruct: Classify Amazon reviews into positive or negative sentiment
Query: from Investigation Discovery (Discovery Communications)

The Discovery series BEST EVIDENCE revisits some of the most controversial events in recent history--from the mysterious crash of TWA Flight 800 to the incident at Roswell--in an attempt to uncover what really happened. Using scientific and technological methods unavailable during the initial investigations, the show's experts re-test and re-analyze the material evidence from each case, often with surprising results. This collection includes the series' most intriguing episodes, including "Chemical Contrails," "Big Foot," and "Cattle Mutilations."4hrs 14min, original 1.33:1 aspect ratio, 2009 from Investigation Discovery, Discovery Communications.