Union posters can be found all over the Occupy Philadelphia protest site near City Hall. Protesters and local union leaders meet regularly to discuss tactics and how to involve labor.

Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR

Chapman Corp. is expanding to take advantage of extra business it expects to get in coming decades because of increasing production in the Marcellus Shale play.

Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR

A protester marches on Friday in New York City as part of larger demonstration focused on corporations, wealth and income distribution. Mario Tama/Getty Images hide caption

itoggle caption Mario Tama/Getty Images

Employees at Barber's Farm in Middleburgh, N.Y., shovel muddy tomatoes left in the wake of flooding from Hurricane Irene. Jeff Brady/NPR hide caption

itoggle caption Jeff Brady/NPR

Marvin Hardy drives screws into a sheet of plywood on Washington Mall in Cape May, N.J., on Friday, as he boards up storefronts in preparation for Hurricane Irene. Mandatory evacuations were under way affecting nearly 1 million residents and visitors in Cape May County, coastal Atlantic County and Long Beach Island, N.J. Mel Evans/AP hide caption

itoggle caption Mel Evans/AP