By John Solomon Inquiry to determine whether pentagon improperly awarded bids. The FBI has begun investigating whether the Pentagon improperly awarded no-bid contracts to Halliburton Co., seeking an interview with a top Army contracting officer and collecting documents from several government offices. The line of inquiry expands an earlier FBI investigation into whether Halliburton overcharged taxpayers for fuel in Iraq, and it elevates to a criminal matter the election-year (...)