Transcript for Meghan Markle joins Queen Elizabeth on royal train for their first solo trip

Ask your doctor if Eliquis is what's next for you. Today back from London and Singapore. In London they're all talking about the queen and her royal travelmate. Reporter: This morning, the royal train pulled into Cheshire, England, the queen's favorite way to travel. Stepping off-board, queen Elizabeth and Meghan Markle, now the duchess of Sussex. Your majesty, thank you so much. Reporter: Their first solo trip together. The two were hitting it off, laughing and smiling. Meghan, clearly embraced by the royal family. As the world watched that historic wedding, we were there too. Here they come! Here they come, right around us. We're going to get to see it ourselves. This is -- I've got to get my phone. No, I want to see the moment. Reporter: Robin didn't miss it, and I got my picture. Isn't that amazing?! Reporter: Queen Elizabeth and the newest royal from America. And still learning, like which side of the car to get I ????????????

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