BAMAKO, Mali (AP) ? Clashes in northern Mali that killed 31 people last week appear to have involved local Tuareg and Peul communities, the country#39;s U.N. mission and Human Rights Watch said Monday, not a terrorist attack as the government said. Mali#39;s security minister, Sada Samake, claimed on state TV Sunday night that al-Qaida-linked Islamic extremists ambushed two...