They also found explosive materials at a home he rented in New Orleans that tests initially identified as R-Salt, an explosive similar in chemical makeup to RDX.

The compound, called R-Salt, has never been used in a U.S. or European terrorist attack or incident. Jackson said the FBI is going to conduct additional tests of the explosive compound found in ...

Preliminary tests indicated that the explosive material in the IEDs was likely R-Salt, which is uncommon in the United States. But Joshua Jackson, special agent in charge of the ATF's New Orleans ...

They also found explosive materials at a home he rented in New Orleans that tests initially identified as R-Salt, an explosive similar in chemical makeup to RDX.