In this Monday, May 6, 2013 photo, construction is underway on the infrastructure of a multi-acre housing development in Zelienople, Pa. For the first time in seven years, most U.S. homebuilders are

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In this Monday, May 6, 2013 photo, construction is underway on the infrastructure of a multi-acre housing development in Zelienople, Pa. For the first time in seven years, most U.S. homebuilders are optimistic about home sales, a sign that construction could help drive stronger economic growth in coming months, according to reports Monday, June 17, 2013. (AP Photo/Keith Srakocic) less 

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Associated Press
Mon, Jul 1, 2013 9:42 AM EDT