WASHINGTON (AP) - A reputed gang leader suspected of masterminding a bus massacre in Honduras that killed 28 people was arrested this month in Texas, U.S. and Honduran officials said Wednesday. Authorities described the man, Ever Anibal Rivera Paz, known as "El Culiche" - The Tapeworm - as the leader of the Mara Salvatrucha, or MS-13, gang in Honduras. The violent Central American gang has members in the United States, and U.S. officials are concerned that they might help sneak al-Qaida terrorists into the country. Rivera Paz was arrested Feb. 10 by the Texas highway patrol about 100 miles north...