George H.W. Bush's grandson posts touching tribute to his grandfather

Former President George H.W. Bush leaves behind five children, 17 grandchildren and eight great-grandchildren following his passing at the age of 94.

One of his grandchildren, George P. Bush, the oldest child of former Florida Gov. Jeb Bush and nephew of 43rd President George W. Bush, posted a heartwarming and touching tribute on Twitter to his late grandfather – calling him “the greatest man I ever knew.”