First of kind gene therapy restoring hearing, sight

Hearing restored. Sight regained. Major breakthroughs are transforming lives right now -- and it all comes back to a specific form of therapy being used right here in Boston. Subscribe to WCVB on YouTube now for more: http://bit.ly/1e8lAMZ Get more Boston news: http://www.wcvb.com Like us:   / wcvb5   Follow us:   / wcvb   Instagram:   / wcvb5