April 6, 2012
Republican presidential candidate, former Massachusetts Gov. Mitt Romney greets people in a crowd during a campaign event at a metal working shop, in Broomall, Penn., Wednesday, April 4, 2012.
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Mitt Romney is sharpening his focus on President Barack Obama and broadening his pitch to independents and Democrats. He has more security around him, his campaign team is growing and his crowds appear more excited to see him. It's a different world for Romney now that he's the almost-certain Republican presidential nominee.