President Obama vs. Mitt Romney: Highs and lows of the 2012 campaign

With all three debates concluded and two weeks left to go before the 2012 presidential election, voters can almost see the end of a race that officially began in the early months of 2011. From jumping into campaigns, making gaffes and winning arguments, here's a look at some of President Barack Obama and Republican Mitt Romney's high and low points along the road leading to Nov. 6.