Mel Martinez sponsored a resolution accusing Russia of attempting to undermine Georgia's territorial integrity and called for replacing the Russian-manned peacekeeping force operating under CIS mandate. According to U.S. senator Richard Lugar, the United States supported Georgia's call for the withdrawal of Russian peacekeepers from the conflict zones. Later, EU South Caucasus envoy Peter Semneby said that "Russia's actions in the Georgia spy row have damaged its credibility as a neutral peacekeeper in the EU's Black Sea neighbourhood."