at least 12 Thai ships were attacked on the Mekong River on October 5 . The case is complicated , and we have to be very thorough . '' Chiang Rai 's Chiangsaen Customs Office says at least 12 sailors were killed in the attack . China says it 's working with Thai authorities to hunt down the criminals .
at least 12 Thai ships were attacked on the Mekong River on October 5 . Chiang Rai 's Chiangsaen Customs Office says at least 12 sailors were killed in the attack . China says it 's working with Thai authorities to hunt down the criminals .