Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Fresh Explosions Rock Libyan Capital VOA News May 26, 2011 A rebel fighter gives orders to comrades at the front line between the rebels and Moammar Gadhafi forces, 25 km west from Misrata, Libya, May 26, 2011 Photo: AP A rebel fighter gives orders to comrades at the front line between the rebels and Moammar Gadhafi forces, 25 km west from Misrata, Libya, May 26, 2011 At least three loud explosions rocked the Libyan capital, Tripoli, late Wednesday. Libyan government officials said the blasts were caused by NATO airstrikes that hit targets that include a vocational school. Meanwhile, diplomatic efforts to try to resolve Libya's political crisis are unfolding on two fronts, Thursday. The crisis - and the broader Arab uprising - are major topics for Group of Eight world powers meeting in France. Meanwhile, the African Union (AU) says it is exploring a political solution to Libya's unrest. AU Commission chairman Jean Ping has told heads of state meeting in Ethiopia that the situation on the ground in Libya remains a serious concern. A British newspaper, The Independent, said Thursday the Libyan government is preparing to offer concessions that could end the unrest. On Wednesday, the Pentagon announced the U.S. has been providing ammunition to NATO allies carrying out strikes in Libya. Colonel Dave Lapan said the U.S. had provided material support that included munitions to help back operations in Libya. .