Article Photos: THE RACE: Obama and Romney portray rival economies



Republican presidential candidate, former Massachusetts Gov. Mitt Romney campaigns at McCandless Trucking in North Las Vegas, Nev., Friday, Aug. 3, 2012. (AP Photo/Charles Dharapak)

Republican presidential candidate, former Massachusetts Gov. Mitt Romney campaigns at McCandless Trucking in North Las Vegas, Nev., Friday, Aug. 3, 2012. (AP Photo/Charles Dharapak)