Lance Mackey, a four-time winner each of the Yukon Quest and the Iditarod Trail sled dog races, is among 23 entries in the inaugural Top of the World 350 that runs out and back from Tok to Eagle.The race begins at 9 this morning with a mass start in Tok.Hugh Neff, the 2012 Quest winner, and Jody Potts developed the idea for the race, which also is a tribute to Chief Isaac Juneby, who died July 1 in a car accident in Anchorage. Juneby, 71 at the time of his death, had been in Anchorage visiting his sister, Ellen Rada, at the Alaska Native Medical Center. Read more here: http://www.newsminer.com/view/full_story/21249228/article-Top-of-the-World-350-honors-Chief-Isaac-Juneby?instance=home_news_window_left_top_4