At his peak, he was incandescent, a light that glowed beyond the limitations of boxing and the era in which he was born. Muhammad Ali was an international superstar, loved for his humanity and wit. And now he's being mourned by everyone from former foes to the president.
Ali's daughter, Laila, posted an image of her father planting a proud kiss on his granddaughter Sydney.
"Thanks for all the love and well wishes," she wrote, in a post that has drawn nearly 300,000 responses on Facebook. "I feel your love and appreciate it!!"