Americans use 300 million gallons of gasoline every day, so it's no surprise they keep a close eye on prices at the pump. Taxes, refinery regulations, transportation expenses and global crude oil supply and demand all influence rising costs.
A young man with wearing a military uniform and mask usually associated with the group anonymous marches with Occupy Wall Street protesters in this November.
Mitt Romney supporters share a pancake brunch in Snellville, Ga., on Sunday. Rival Newt Gingrich won the state on Super Tuesday, by about 22 percentage points.
Credit Evan Vucci / AP
William House waits for Newt Gingrich to arrive during a campaign stop at the U.S. Space and Rocket Center in Huntsville, Ala.
Credit Justin Sullivan / Getty Images
Romney supporters celebrate during a primary night gathering on Tuesday in Boston.
Credit Gerald Herbert / AP
Romney and his wife, Ann, wave to supporters after voting in the Massachusetts primary in Belmont, Mass.
Credit Evan Vucci / AP
Former House Speaker Newt Gingrich speaks at the U.S. Space and Rocket Center, in Huntsville, Ala.
Credit Joe Raedle / Getty Images
Sophia Walsh, 5, watches as her father, William Walsh, fills out his ballot in Steubenville, Ohio.
Credit Toby Talbot / AP
A voter casts his ballot in Montpelier, Vt. Romney is also expected to do well in the state, which borders Massachusetts.
Credit Chip Somodevilla / Getty Images
Former Pennsylvania Sen. Rick Santorum steps off the trail to speak to the American Israel Policy Affairs Committee in Washington.
Credit Eric Gay / AP
Workers hang an American flag in preparation for Santorum's election night party at Steubenville High School in Steubenville, Ohio.
Credit Alex Wong / Getty Images
Newt Gingrich and his wife, Callista, wave to supporters at an event in Atlanta after he was declared the winner of the Georgia primary.
Credit Justin Sullivan / Getty Images
Mitt Romney holds babies during a campaign rally Sunday in Knoxville, Tenn. On Tuesday, Romney finished a distant second to Rick Santorum in the state.
Given his victories on Super Tuesday, there's growing talk that Republican officeholders and voters are just about ready to line up behind Mitt Romney as the party's "inevitable" presidential nominee.
-- First the Labor Department announced that while American workers were more productive at the end of last year, the gains in productivity slowed. The AP reports that could "signal that companies are ready to hire more workers."
An Apple logo is seen at the entrance of Yerba Buena Center for Arts on Tuesday in San Francisco, one day before Apple holds a press event, to make a special announcement.
As has been the case with all of Apple's product unveilings, there is a shroud of secrecy surrounding today's impending announcement.
Today, Apple has invited media to the Yerba Buena Center for the Arts in San Francisco for a 1 p.m. ET. event. The only clue provided by Apple was a typically cryptic invitation with a picture of an iPad and a few words: "We have something you really have to see. And touch."