Russian cruiser halted two small high-speed motor boats and a support vessel . The incident occurred in the Sea of Okhotsk, which is located between Russia and Japan. 10 pirates have been detained -- all of them are citizens of Somalia . MT Chemstar Venus released late Thursday , Ecoterra International says . Follows release of Ukrainian ship carrying tanks after a $ 3.2M ransom was paid .
Russian cruiser halted two small high-speed motor boats and a support vessel . Russia : 10 pirates have been detained -- all of them are citizens of Somalia . MT Chemstar Venus released late Thursday , Ecoterra International says . Follows release of Ukrainian ship carrying tanks after a $ 3.2M ransom was paid .