Thousands waiting for kidney transplant

Five and a half thousand people in the UK are waiting for a kidney transplant and one person dies every day waiting for a match.

Today is World Kidney Day, and it's also ten years since people were given permission to donate to a total stranger.

Sally Simmonds has been finding out why people want to undergo surgery to help others, and whether it's made a difference to the thousands of desperate people on the waiting list.