Palestinian artist Khaled Jarrar (left) has been stamping passports in advance of a possible Palestinian bid for recognition at the United Nations in September. His stamp is not a valid passport mark, but a statement in support of U.N. bid. Here, he stamps a tourist's passport at the Ramallah central bus station.
Jonathan Levinson /For NPR
An environmental clean water protester participates in a rally at the Pennsylvania state capitol in Harrisburg against the drilling of the Marcellus Shale natural gas formation.
Bradley C. Bower/AP
Chad Stephens helps diver Tom Warvell recover an ice sensor from the bottom of Lake Erie. The two are part of a company (specializing in underwater recovery) working with engineers studying how ice floes during the winter would affect the foundation of a lake-based wind turbine.
Jeff St. Clair/WKSU