Michael Powell tribute to his father Colin Powell: "We walk through this life holding hands with the ones we love. They guide us. They pull us out of harms way. They touch and caress us with love and kindness. One of my most powerful memories comes from holding my dad's hand...that hand is still now, but it left a deep imprint on the lives of family and dear friends, soldiers and sailors, presidents and prime ministers and a generation of aspiring young people." He continues, "My father made a m