Britain is throwing all the royal pageantry that it can muster for President Trump's unprecedented second state visit. The President and the First Lady were greeted earlier by King Charles III and Queen Camilla at Windsor Castle. Meanwhile, some took to the streets in London to protest the US leader's visit. Royal correspondent Max Foster joins the show from Windsor Castle. 

Also on today's show: Former US Ambassador to EU Gordon Sondland; Former UK Ambassador to US Peter Westmacott; World Wide Web inventor Tim Berners-Lee