The United States maintains the air exclusion zone off the coast of Alaska , barring unidentified aircraft or aircraft that do n't file flight plans inside that area . U.S. Navy picks up the Russian planes about 100 miles off the California coast . The aircraft entered an air exclusion zone . They are flown out of the area without incident . Russian planes last flew near the U.S. coast in August .
U.S. Navy picks up the Russian planes about 100 miles off the California coast . The aircraft entered an air exclusion zone . They are flown out of the area without incident . Russian planes last flew near the U.S. coast in August .