Photos of the day - July 18, 2012
Published: July 18, 2012 04:40PM
Updated: July 18, 2012 04:40PM
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Republican presidential candidate, former Massachusetts Gov. Mitt Romney gestures during a campaign event at Horizontal Wireline Services on Tuesday, July 17, 2012 in Irwin, Pa. (AP Photo/Evan Vucci)
A collection of some of the best photos from throughout the world. July 18, 2012