As Lyme disease continues to spread into new regions and affect more people than ever, researchers are testing a radical new approach that aims to break the cycle of infection at its source.

A May 24 segment on 60 Minutes follows scientists exploring a bold and controversial idea: genetically engineering wild mice so they can no longer pass Lyme bacteria to ticks. It’s a story about innovation, ecological risk, and the urgent search for solutions as communities struggle with a disease that keeps expanding.

This is the whole episode of 60 Minutes. Fast forward to 15:18 to view the segment about Lyme disease.