(Washington, DC)  --  Dozens of missing and exploited children are safe after being rescued in a nationwide FBI sex sting.  In a DC news conference, FBI officials said 105 kids were recovered in more than 75 U.S. cities.  Most of the kids range in age from 13 to 17 years old.  The youngest was nine.  The nationwide bust also resulted in the arrests of 150 pimps.