Bruce McCandless, First Astronaut To Fly Untethered In Space, Has Died

Bruce McCandless, First Astronaut To Fly Untethered In Space, Has Died  NPR Bruce McCandless, first astronaut to fly freely in space, dies at 80  Fox News NASA astronaut Bruce McCandless, first to fly untethered in space, dies at 80  NBCNews.comFull coverage