do. this may be a very significant step forward as you know. 3.3 billion people around the world live in areas at risk of malaria. 660,000 people a year die from this. u.s. troops very involved because, of course, they travel all over the world and they encounter this in the populations in the countries they go to. so it's a military necessity. it's a global health necessity. and if this vaccine were to work, a real step forward in the humanitarian world. of course, other entities working on it as well. bill and me lylinda gates, foundation, for example, funding millions of dollars in research in trying to fight malaria. >> potentially wonderful news. barbara starr, thank you so much. reporting from the pentagon. call it a rand dom act of rich. we are hearing from one of the three big power ball winners. a $448 million jackpot split three ways.