THE American F16 jetfighters that attacked an area near the Iraqi towns of Fallujah and Tikrit with 5001b bombs last weekend have contradicted what President George W. Bush had confidently proclaimed in May. Bush had on May 1 proudly announced the official end of major combat by the invading forces, and that the situation in Iraq was "firmly under US control". The bombing, the first after that Bush announcement, is part of Qperation Ivy Cyclone — a new drive to root out guerillas around Tikrit, Saddam Hussein's hometown. It was intended as a "show of force" designed to scare unknown assailants (at one time assumed as undeter mined and unskilled) who were re sponsible for shooting down a Chinook transport helicopter on Nov 2, killin...