Ian McKellen leads tributes to Sir Patrick Stewart, who has died at 86

Sir Patrick Stewart, famed as Captain Jean-Luc Picard in Star Trek and a celebrated classical stage actor, has died at 86 at his Los Angeles home after a brief battle with Alzheimer's disease and Lewy body dementia. His X-Men co-star Sir Ian McKellen called him 'the most respected and beloved actor of his generation' as tributes poured in.