The FBI has taken samples from the # ##box at Joint Base McGuire - Bolling . Lt. Col. Thomas F. Veale , an agency spokesman , said . They now say there was no suspicious letter or letter . The screening equipment initially indicated there was a hazardous substance , an official says .
The FBI has taken samples from the # ##box at Joint Base McGuire - Bolling . They now say there was no suspicious letter or letter . The screening equipment initially indicated there was a hazardous substance , an official says .