You are using an older browser version. Please use a supported version for the best MSN experience.

Trillions of cicadas as loud as lawnmowers emerge in 15 U.S. states after 17 years underground

Some of the most populated parts of the country are about to be invaded by trillions of insects called cicadas from a brood which swarms parts of 15 U.S. states every 17 years. Senior environmental correspondent Ben Tracy looks at what to expect.
image beaconimage beaconimage beacon