Jon Snow's cherished time with son, 5, is heartbreakingly snatched away by Alzheimer's battle after broadcaster, 78, shared hopes of becoming a 'hands on' father and doting husband to Precious Lunga, 51, in his retirement

Jon Snow, a 78-year-old broadcaster, is battling Alzheimer's, which has disrupted his hopes of being a hands-on father to his 5-year-old son and a doting husband to Precious Lunga, 51, in retirement.