What The New Gene Editing Tool 'Prime-Editing' Is All About

A research team at The Broad Institute has developed a new tool for making changes to DNA, called "Prime-Editing." Scientists say it's a major advance on the revolutionary gene editing technology called CRISPR, and could potentially allow us to correct the vast majority of mutations that cause genetic diseases.

David Liu, Richard Merkin Professor at the Broad Institute, chemistry professor at Harvard. He tweets @davidrliu.