A Huey helicopter flies into a training area with a group of Emergency Response Team officers from the center's Protective Services branch.

A Huey helicopter from the Aircraft Operations branch at NASA's Kennedy Space Center in Florida flies into a training area with a group of Emergency Response Team officers from the center's Protective Services branch. The flight was the beginning of a training mission to simulate a situation the team and pilots could confront at the center. Photo credit: NASA/Dan Casper