The much awaited tell-all interview of Prince Harry and Meghan Markle with host Oprah Winfrey is set to telecast today in a short while. The two-hour chat is the biggest royal interview since Harry's mother princess Diana opened up about her failing marriage to his father Prince Charles in 1995. The Duke and Duchess of Sussex will explain why they abandoned Britain to move to California and start new lives. The conversation is set to air at 8 pm Pacific Time on Sunday, which means it will air in India ay 9:30 am today. You can catch the full interview on CBS networks' website CBS.com.