we'll have to the there, amy knight, butl have to the there, amy knight, but thank you very much forjoining us from newjersey. a british toddler who was born deaf can now hear unaided, after becoming the first person in the world to receive a new gene therapy treatment. shortly before opal sandy's first birthday, she was given an infusion in her ear that replaced the faulty dna with a working copy of the gene. our health reporter, michelle roberts has the story. recorder plays note. yay! 18—month—old opal is learning how fun making noise can be. yeah! she's the first person to get a new type of gene therapy treatment for an inherited deafness she was born with. her parents, jo and james, say it was a really hard decision to make. it was really scary, but i think we'd been given a really unique opportunity, with no real evidence that any harm or adverse effects was likely to come to her. surgeons carried out opal�*s procedure just before her first birthday. the infusion replaces the faulty dna causing opal�*s genetic condition. a modified, harmless virus delivers a working copy of th