Lincoln Chafee, the only Republican U.S. senator to vote against the Iraq war, often breaks ranks with his party to survive in one of the nation's most liberal states. But in two weeks Rhode Island may break ranks with Chafee, ousting one of the most moderate voices in the Republican Party and handing the Democrats one of six key seats needed to seize control of the Senate... Trailing by four to 11 points in recent polls, Chafee is stressing his unique brand of Republicanism - from championing environmental issues to fighting Bush's tax cuts, pressing for direct talks with Iran,...