LONDON -- Prince Philip has apologized to a woman who was injured when the car she was riding in collided with a Land Rover that he was driving.

The 97-year-old husband of Queen Elizabeth II told the woman he was "deeply sorry" that she was injured in the Jan. 17 collision.

In the letter, , Philip said he was dazzled by the sun when he entered a main road near the royal retreat in Sandringham in eastern England.

He wrote to Emma Fairweather, who suffered a broken wrist in the crash, that "I can only imagine that I failed to see the car coming, and I am very contrite about the consequences."

Philip was unhurt although his car flipped over. He was not charged with any infraction and continues to drive.