2-month-old Kylee and her conjoined sister , Preslee , were in surgery for six hours . `` I 'm standing here in the operating room looking at the exposed beating heart of Preslee Wells , '' he wrote as he walked the halls at the Children 's Hospital of Oklahoma University Medical Center . They rolled onto their own backs for the first time Two-month-old , spokesman said . Twins are currently being monitored in a hospital 's neonatal intensive care unit .
2-month-old Kylee and her conjoined sister , Preslee , were in surgery for six hours . They rolled onto their own backs for the first time Two-month-old , spokesman said . Twins are currently being monitored in a hospital 's neonatal intensive care unit .