Romney Unruffled in GOP Debate as Rivals Attack Each Other

One thing you don't do in Republican debates (or really, any US debate) is accuse another candidate of dishonoring military service. Gingrich was particularly incensed. The former House speaker, who is a military historian and has long taken an

AP Photo. The Republican presidential candidates squabbled over spending, leadership, national security and military service here Saturday night, with Rick Santorum thrown on the defensive over his record in Congress and

AP Photo. The Republican presidential candidates squabbled over spending, leadership, national security and military service here Saturday night, with Rick Santorum thrown on the defensive over his record in Congress and

Welcome to the first GOP presidential debate of 2012. The candidates will be debating live from New Hampshire ahead of Tuesday's primary there and its likely voters can expect some fireworks. After a strong showing in the

with each arguing in an ABC News debate that their approach to the eastern powerhouse is likely to yield the best results. For Huntsman, who served as US ambassador to China under President Obama despite being a Republican, the issue was personal.