Russia 's foreign minister bluntly rejected U.S. demands to extradite National Security Agency leaker Edward Snowden , saying Tuesday that Snowden hasn't crossed the Russian border. Sergey Lavrov insisted that Russia has nothing to do with Snowden or his travel plans. Lavrov wouldn't say where Snowden is, but he lashed out angrily at Washington for demanding his extradition and warning of negative consequences if Moscow fails to comply. U.S. Secretary of State John Kerry on Monday urged Moscow to "do the right thing" and turn over Snowden. "We consider the attempts to accuse Russia of violation of U.S. laws and even some sort of conspiracy, which on top of all that are accompanied by threats, as absolutely ungrounded and unacceptable," Lavrov said. "There are no legal grounds for such conduct of U.S. officials." The defiant tone underlined the Kremlin's readiness to challenge Washington at a time when U.S.-Russian r