The interior West has added new independent and Latino voters who are up for grabs.
Romney remains competitive. But the Jan. 29 outcome ends the bids of Giuliani and, on the Democratic side, Edwards.
A US-Iraq security pact won't set troop levels now, but it could set the stage for long-term strategy.
Presidential candidates cite intent to improve US stature, but retooling policies is complicated.
Readers write about the extent of Barack Obama's appeal and the specifics of his campaign.
The two candidates are running neck and neck before the Republican primary Tuesday.
On the eve of Tuesday's primary in Florida, the one-time national GOP front-runner is still running strong among Cuban-Americans, who represent 10 to 12 percent of the state's GOP electorate.
Clean energy work is a rapidly growing industry, but critics say it's no panacea for unemployment.
Rising entitlement costs and Iraq war expenses take a back seat to shorter-term stimulus plans.