Romney to urge his delegates to back McCain
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John McCain's hold on the Republican nomination  tightens with former rival's backing
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ST. LOUIS  - Presidential candidate John McCain urged skeptical conservatives on Friday to rally behind him and said he might clinch the Republican nomination in crucial "Super Tuesday" coast-to-coast voting.
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With Mitt Romney out of the Republican nomination race, John McCain goes all out to stress his conservative credentials and win support from his party's right flank
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Presidential hopeful Mitt Romney on Monday said he would welcome Republican rival Fred Thompson to the race, but also took some jabs at Thompson's long delay in formally announcing his candidacy.
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Republican presidential candidate Mike Huckabee won 18 delegates here Tuesday as backers of rival John McCain threw him their support to prevent Mitt Romney from capturing the winner-take-all GOP state convention vote.
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Republican John McCain will aggressively try to sell support for the unpopular Iraq conflict &#151; and his weakened presidential candidacy &#151; in a September push that will emphasize his war-hero biography and his credentials to be commander in chief.
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Former President George H.W. Bush called on Republicans to unite behind Senator John McCainâs presidential bid.
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Republican front-runner John McCain is trying to gain his party's presidential nomination by convincing conservatives he is one of them, without hurting support from moderate voters who have propelled his candidacy.
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Mitt Romney takes GOP presidential rival John McCain to task on taxes and immigration in a new advertising push in New Hampshire as he seeks to fend off the Arizona senator's challenge.
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Republican presidential  candidate Mitt Romney angrily accused his rival John McCain on  Wednesday of "dirty tricks" for saying he had backed a  timetable for withdrawing U.S. troops from Iraq.
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MYRTLE BEACH, South Carolina  - Republican presidential candidate Mitt Romney on Thursday accused rival John McCain of giving up on people who have lost jobs in the economically depressed state of Michigan as the Republicans' wide-open campaign turned to the faltering economy.
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McCain said Thursday he would support the GOP nominee and not launch an independent bid, no matter who wins
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Sen. John McCain, the presumed Republican presidential nominee, picked up a total of 50 GOP national convention delegates from Michigan and Louisiana Saturday.
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Republican Mitt Romney, who dropped out of the presidential race a week ago, will endorse one-time rival Sen. John McCain, Republican officials said on Thursday.
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The majority of Michigan's Republican presidential delegates say they'll back Senator John McCain now that primary winner Mitt Romney is out of the race.
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Republican Mitt Romney, trying to prevent a potentially crippling New Hampshire primary loss, cast himself as a change agent Saturday as he tried to repel rival John McCain and answer Iowa caucus voters who showed they have tired of the status quo in Washington.
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Mitt Romney and John McCain may be fighting for the front-runner mantle in the Republican presidential race, but it's Texas Rep.