Two young men in their 20s from Haeju city in South Hwanghae province built a lucrative illegal freight operation by smuggling goods aboard train cargo cars, only to be arrested by the Ministry of Social Security and then released after paying massive bribes to officials. A Daily NK source in South Hwanghae province said Thursday that the two men had registered as “8.3 workers” with a youth work brigade at the Haeju Railroad Corps, a status that…