U.S. Congress calls on Bush to block or cancel Iraq oil deals

*Big Oil deals with Baghdad are the target
*As are Hunt Oil and other KRG deals signed with U.S. firms
*Plus, Iraq to establish Maysan oil company
*And, Alive in Baghdad

U.S. congressional leaders are pressing the Bush administration to block deals to be signed between the Iraqi federal government and the world's largest oil companies and to cancel deals between the Iraqi Kurdish region and smaller U.S. oil firms.

Sens. Charles Schumer, D-N.Y., John Kerry, D-Mass., and Claire McCaskill…