SALT LAKE CITY?More than 100 members of the Utah Air National Guard have been called up for active duty for up to a year to help in the war against terrorism.

The 169th Intelligence Squadron specializes in psychological warfare assignments, according to the Federation of American Scientists.

The unit?s mission is to support psychological operations through radio and television programs, possibly through radio broadcasts into Afghanistan.

Among its equipment is a broadcasting platform that can be flown aboard C-130 Hercules cargo planes.