Washington, D.C. (Nov. 20, 2011) -- Best Buy says it will sell a Sharp 42-inch, 1080p LCD HDTV for $199. Hhgregg says it will sell an Internet-enabled Samsung Blu-ray player for $39. And Target plans to sell a Westinghouse 46-inch 1080p LCD HDTV for $298. These are just some of the incredible deals that retailers will offer on High-Definition TVs and related high-def products on Black Friday, the day after Thanksgiving (Nov. 25). However, this could be the most competitive Black Friday ever -- thanks to the economy and smaller inventories at retail stores. It's quite possible that some of...