" We believe KBR delivered fuel to Iraq at the best value , the best price and the best terms , " Halliburton spokeswoman Wendy Hall said .
Halliburton on Tuesday reiterated its contention that KBR had " delivered fuel to Iraq at the best value , the best price and the best terms " .
NCSD 's chief will be Robert Liscouski , the assistant secretary of Homeland Security for Infrastructure Protection .