AP - President Barack Obama says the rise of political action committees guarantees that there will be a lot of negative ads in the lead-up to November's presidential election.

AP - President Barack Obama said the U.S. has a "very good estimate" of when Iran could complete work on a nuclear weapon, but cautioned that there are still many unanswered questions about Tehran's inner workings.

AP - You wouldn't know it from the Republicans, but these are boom times for American energy.

AP - President Barack Obama says he deserves re-election, despite the nation's economic troubles.

Politico - Opinion: For the good of the cause, the former speaker should consider playing second fiddle.

AP - Note to Republican presidential contenders: Colorado's political terrain is as rocky as its mountains.

AP - The deep freeze gripping much of Europe means the Netherlands' almost mythical "Eleven Cities Tour" ice skating marathon could be staged later this month for the first time in 15 years, organizers said Monday.

AP - Mitt Romney's big win in Nevada four days after his breakthrough victory in Florida spells big trouble for his remaining rivals. Simply put: Is there any way to stop Romney now?

Daily Caller - Democrats dumped on Gov. Mitt Romney Tuesday night, saying he won the Florida GOP primary only because of expensive negative ads, that the GOP turnout was low, and that Romney is both “extreme” and “out of touch.”

ContributorNetwork - COMMENTARY | Former Nevada assemblywoman Sharron Angle announced her endorsement of Rick Santorum for president through a statement released to The National Review on Wednesday. Given that she is popular among some tea party factions, the endorsement could help the uber-conservative Santorum in some political circles. But Angle is seen as an extremist by most leaning -- well, simply leaning anywhere to the left of her political views.