Abby and Belle Carlsen: Three Years after Separation

Jesse and Amy Carlsen of Fargo, North Dakota returned to Mayo Clinic this week with daughters Abbigail and Isabelle for the formerly conjoined twins' annual check-up. Abby and Belle were separated at Mayo Clinic in May 2006 in a day-long operation. The family is scheduled to be featured Sunday night on NBC's Dateline, with a replay of the 20-minute segment on the twins' separation and a 10-minute update. In this video, a reporter and photographer from the Rochester Post-Bulletin interview the family.