Lauren and Pierce Bush remember "Gampy's" love and kindness "CBS This Morning" co-host Norah O'Donnell sits down with Lauren and Pierce Bush, the children of former President George H.W. Bush's third son, Neil. Like their grandfather, both have committed themselves to public service. Lauren Bush founded Feed, a company dedicated to fighting world hunger. Pierce Bush is CEO of Big Brothers Big Sisters Lone Star in Texas, the organization's largest affiliate. He was in the room when his grandfather died Friday.