U.S. President Obama speaks at campaign event inside very dusty building at the Franklin County fairgrounds in Hilliard

 
U.S. President Obama speaks at campaign event inside very dusty building at the Franklin County fairgrounds in Hilliard
U.S. President Barack Obama speaks at a campaign event inside a very dusty building at the Franklin County fairgrounds in Hilliard, Ohio, November 2, 2012. REUTERS/Larry Downing