"Significant backlogs" in surveillance testing of several types of nuclear warheads in the aging U.S. stockpile have created gaps in information needed to ensure that the weapons remain reliable, a report released yesterday by the Energy Department's inspector general said. -
U.S. Warhead Testing Behind Schedule, IG Says
"Significant backlogs" in surveillance testing of several types of nuclear warheads in the aging U.S. stockpile have created gaps in information needed to ensure that the weapons remain reliable, a report released yesterday by the Energy Department's inspector general said.-
By Walter Pincus