NEW : ( CNN ) -- Congress downplays development , says cooperation happens across globe . Move comes amid U.S.-Russian tensions over Venezuela . Caucasian official denies link to `` political situation and Russian developments '' Russia and ex-Soviet republic of Georgia may hold joint naval exercises , both countries say .
NEW : Congress downplays development , says cooperation happens across globe . Move comes amid U.S.-Russian tensions over Venezuela . Caucasian official denies link to `` political situation and Russian developments '' Russia and ex-Soviet republic of Georgia may hold joint naval exercises , both countries say .