Alaska radar picks up the Russians planes about 2,000 feet off the U.S. coast . The Russian entered an air exclusion zone . Meanwhile , U.S. military officials say the incidents are not a concern . They are escorted out of the area without incident . Russian planes last came near the U.S. coastline in February .
Alaska radar picks up the Russians planes about 2,000 feet off the U.S. coast . The Russian entered an air exclusion zone . They are escorted out of the area without incident . Russian planes last came near the U.S. coastline in February .