Amid divide, Bush moves toward 'split-the-baby' immigration plan PHOENIX The immigration issue is creating a quandary for the Bush White House.Bush and his advisers are caught in the middle.On the one side are supporters who believe the economy needs those workers who have come into the country illegally.On the other are conservatives whose priority is to clamp down on illegal immigration.Bush is moving toward allowing illegal immigrants who came to the U-S before February 2004 to qualify for guest-worker visas.People smuggled in after then would be deported.The White House hopes to have a detailed proposal to Congress in late September...