FBI investigates why Tien Phuoc Nguyen , vacationing with family , jumped off cruise ship . The FBI is investigating why Tien Phuoc Nguyen , 26 , jumped overboard while on a cruise with his family , a Coast Guard news release said Sunday . Score: 6 Nguyen went overboard near the end of a weeklong cruise .
FBI investigates why Tien Phuoc Nguyen , vacationing with family , jumped off cruise ship . Score: 6 Nguyen went overboard near the end of a weeklong cruise .