Dog finds hand lost in 4th of July firecracker explosion

A Chicago nurse got a rude awakening Thursday afternoon when a man in her neighborhood blew off his hand with a firecracker - a body part that was found hours later by the nurse's dog, CBS Chicago station WBBM-TV reports.Cheri Steigert normally works the overnight shift and was sleeping around 3:30 p.m. when she heard a large explosion and a scream.She learned that a man had been injured in a fireworks explosion and lost at least two fingers. A few hours later, she learned it was even worse.Stei