FRANKFURT, Germany (AP) — German authorities, acting on a U.S. request, arrested two Yemeni men Friday on suspicion they belong to Osama bin Laden's al-Qaida organization, a German security official said. Federal and state police arrested the men at a hotel at the Frankfurt international airport, the security official said on condition of anonymity. One of the men was identified as Mohammed Ali Hassan Sheik al Mujahed, in his mid-50s. He is supposed to have been the imam of a large mosque in the Yemeni capital, San`a, and is suspected of being responsible for al-Qaida's logistics in Yemen, the official...