Ann Romney is greeted on stage by her husband Republican presidential nominee Mitt Romney after her speech to the Republican National Convention in Tampa, Fla. on Tuesday, Aug. 28, 2012. (AP Photo/J. Scott Applwhite)

Republicans nominate Mitt Romney, Ann Romney talks about marriage, and Chris Christie accuses the Obama administration of driving the country "off a fiscal cliff."

Ann Romney had one major goal in her nationally televised speech at the Republican National Convention on Tuesday: Make America understand the side of her husband, Mitt, that she knows and loves.