MOSCOW (Reuters) - Russian Foreign Minister Sergei Lavrov said militants operating on the Afghan-Pakistan border may have helped organise suicide bomb attacks that killed 38 in Moscow on Monday, Interfax news agency reported. Two female suicide bombers attacked Moscow metro stations during the Monday morning rush hour. Both likely had links to the North Caucasus, the centre of an Islamist insurgency against Moscow, the head of Russia's FSB state security service said. Some Russian officials have said that the insurgents in the North Caucasus, which includes Chechnya, Ingushetia and Dagestan, have ties to al Qaeda, though many analysts have disputed...