America's Quiet Warriors

"America's quiet warriors are the legion of ham radio operators, 700,000 of them, who are always at ready for backup duty in emergencies--amateur, unpaid, uncelebrated, civilian radio operators, during and after floods and fires and tornadoes. After the nine-one-one attacks, hams were indispensible in reuniting friends and families. Most recently it was they who expedited the search for debris after the disaster to the Space Shuttle Columbia, and right now, at this moment, they are involved in homeland security..."