As Michelle Obama prepares to give her last address as first lady, we look back on some of her most memorable speeches from her time at The White House. Read more about Obama's legacy: http://nbcnews.to/2iY3ou1 | NBC News

We are saddened to share the passing of a member of our `ohana, IRONMAN athlete Mike Levine. Mike fought stage 4 pancreatic cancer courageously, and through the love and support of his wife, Jan, and an incredible friendship that developed with IRONMAN World Champion, Kathleen McCartney, he was set on a path to overcome odds and inspire the world. Mike supported and encouraged so many while he fought to show that a diagnosis doesn’t define you or mean the end of what is possible. His joy, emotio