Albert N. Gore Jr., a Democratic candidate for the U.S. Senate, speaks at the Neshoba County Fair in Philadelphia, Miss., on Aug. 2. Gore is running against incumbent Republican Roger Wicker. He says there should have been younger people interested in taking on Wicker — "but they didn't want to fight." Rogelio V. Solis/AP hide caption

Invasive brown tree snakes have gobbled up most of Guam's native forest birds. Without these avian predators to keep their numbers in check, the island's spider population has exploded. Isaac Chellman/Rice University hide caption

Adrian Sherwood's latest album, Survival and Resistance, was released on Sherwood's own On-U Sound label in August. Courtesy of the artist hide caption

Syrian rebels pose after seizing control of the Bab al-Hawa border post on the Syrian-Turkey border on July 20. Now, the rebels are facing a new challenge: radical Islamists, who they say do not represent them. Bulent Kilic/AFP/Getty Images hide caption

Arab-Israeli men protest a video mocking the Prophet Muhammad, in front of the U.S. Embassy in Tel Aviv, Israel, on Thursday. Jack Guez/AFP/Getty hide caption

This pro-Tibet mural in downtown Corvallis is at the center of a dispute between the town's mayor and the Chinese government. Chris Lehman for NPR hide caption

U.S. Defense Secretary Leon Panetta has lunch with engineering cadets at the Chinese military academy in Beijing on Wednesday. Just before Panetta's arrival for talks with top leaders, China released photos of a new stealth fighter under development. Larry Downing/Getty Images hide caption