Prince William and King Charles have held secret talks at Sandringham. The Prince of Wales had a one-on-one meeting with his father this week. Prince William is set to return to public duties this Sunday at the BAFTA ceremony. The Prince of Wales will attend the Bafta award ceremony on Sunday evening in his first public appearance in 11 days. The possibility of William taking on some of the King’s duties following the monarch’s cancer diagnosis has been discussed but is not thought to be on the agenda, according to the Mirror. The Prince of Wales is the President of the British Academy of Film…