Everywhere, people do risky jobs. In Phoenix, Arizona, firefighters take 24 hour shifts-sometimes taking over 10 calls a day-to protect their communities. But for these men and women, the rush of the risk and helping those in need makes it all worth it.Everywhere, people do risky jobs. In Phoenix, Arizona, firefighters take 24 hour shifts-sometimes taking over 10 calls a day-to protect their communities. But for these men and women, the rush of the risk and helping those in need makes it all worth it.