MICHIGAN

Mitt Romney's primary victories in Arizona and Michigan played out along now-familiar lines, with Romney faring better among moderate voters and those who said unseating President Obama was their highest priority.

These are the remarks Republican presidential candidate Mitt Romney made after winning both the Arizona and Michigan primaries

Mitt Romney may have won two state primaries Tuesday night, but Rick Santorum is a winner just for putting up a strong fight in Michigan.

Mitt Romney scored victories in both of Tuesday's Republican primarie in Michigan -- his native state -- and Arizona. The wins reposition the former Massachusetts governor as his party's front-runner and could prompt a rethink of rival Rick Santorum's candidacy

Republican presidential candidate Mitt Romney wins home turf and Arizona in campaign bounceback.

Mitt Romney scored victories in both of Tuesday's Republican primarie in Michigan -- his native state -- and Arizona. The wins reposition the former Massachusetts governor as his party's front-runner and could prompt a rethink of rival Rick Santorum's candidacy.

DETROIT (Reuters) - Mitt Romney edged ahead of rival Rick Santorum in Michigan's Republican presidential primary on Tuesday as the former front-runner fought to avoid a humiliating defeat in the Rust Belt State where he grew up.

WASHINGTON (Reuters) - Mitt Romney and Rick Santorum were virtually tied at about 40 percent each with 10 percent of the vote counted in the Republican presidential primary in Michigan on Tuesday, according to early vote counts broadcast on television networks.

The results of Michigan's primary Tuesday night could be a game-changer in the Republican presidential race, where Rick Santorum's surging poll numbers threaten Mitt Romney's chances in his home state.

Find out when and where to watch live coverage of the primary results, including what live blogs to check out, how to follow the race on social media sites like Twitter. Arizona Republicans are casting their votes today for the 2012 GOP primary, with polls closing at 9:00 p.m. EST.

President Barack Obama on Tuesday hit Republican presidential challengers hard during a speech at the United Auto Workers conference in Washington, most notably lashing out at former Massachusetts Gov. Mitt Romney for his views on the auto bailout.

Researchers have discovered a new strain of the flu virus in bats.

After Republican presidential candidate Mitt Romney paid a visit to Kid Rock's home, the music superstar has decided to endorse him for president.

A winter snow storm is headed to Boston and southern New England, according to the National Weather Service.

There are very few things Rick Santorum and Democrats have in common, but both want liberals and independents to vote for the GOP hopeful in the Michigan primary tonight. Both just want it for very different reasons.

A Midwest winter snow storm is forecast to bury northern states in as much as a foot of snow, in a a blizzard weather forecasters are saying may be the season's worst.

On Monday, Michael Moore assured MSNBC Host Rachel Maddow his Democratic friends in Michigan would cast a ballot in the state's open primary to aid Santorum, a move they believe will ultimately make it easier for President Obama to win a second term in November.

A closely watched index of U.S. consumer confidence put out by the nonprofit Conference Board climbed to its highest level in a year during February, data released Tuesday show. The Conference Board Consumer Index showed a significant surge during the month, climbing to 70.8 from an upwardly revised 61.5 in January.

Here's a look at this year's Daytona 500 by the numbers.

Rick Santorum offered a unique theory to what caused the recession: rising gas prices.

All eyes are on Michigan and Arizona today, but another big cash injection from billionaire casino mogul Sheldon Adelson has helped Newt Gingrich keep his gaze trained on the March 6 Super Tuesday primaries.