DES MOINES--While the GOP presidential rivals beat up President Barack Obama in Iowa in advance of the Tuesday night caucus, the Obama team is pushing back. On Tuesday, the Obama for President campaign released a video of Obama campaigning in Iowa in Jan., 2008 with the headline, "promises kept."

From Obama 2012: "Four years ago today, President Obama laid out 4 key promises to Americans; promises that have been kept.

"From ending the war in Iraq to making healthcare affordable for all Americans, providing a middle class tax cut and reducing our dependence on foreign oil, these are the changes that Iowans sought for our nation in 2008.

"During that unlikely victory speech to a room of Iowans, the President offered solutions to these decades-long challenges, and under historically difficult circumstances, he delivered."