WASHINGTON, June 26 (UPI) -- A U.S. lawmaker says the United States and its allies would recognize a unilateral declaration of independence by the Serbian province of Kosovo. The comment by House Foreign Affairs Committee Chairman Tom Lantos, D-Calif., came during a heated discussion with Russian lawmakers in Washington last week and highlights sharp differences with Russia over the future of Kosovo, whose majority ethnic Albanian residents want independence from Serbia. Lantos and Rep. Eliot Engel, D-N.Y., said the United States supported the U.N. plan for Kosovo independence drawn up by Finnish diplomat and former President Martti Ahtisaari. Russian officials...