Conjoined twin girls separated after 55 hours of operations

Two-year-old sisters Safa and Marwa Ullah, from Charsadda in Pakistan, have been separated at the Great Ormond Street Hospital in London after 55 hours of operations. The rare conjoined twins underwent four operations. "Safa and Marwa have a long road ahead - but we are hopeful they will be able to live active, happy lives!" the hospital tweeted. #sutathu,#conjoined,#twingirls,#science