Boston police say they are stepping up security around the city’s public schools after a number of threatening letters were sent to several different schools in the city.
A New York state woman has pleaded guilty to sending threatening letters containing harmless white powder to officials in Massachusetts.
Investigators say 25 white powder hoax letters mentioning al-Qaida have been received by churches, mosques and businesses in the Dallas area since Aug. 5. The FBI and the U.S. Postal Inspection Service on Friday announced […]