Vientiane wants to begin construction on the controversial project this year.
It’s unclear if the shooting was an accident, or a resumption of violence along the major road.
Drugs are helping fuel a separatist conflict in Thailand’s southern border region, observers say.
The increase in human trafficking for sex between the two nations raises concerns.
The apprehension of Xaysana Keopimpha is likely to lead to more arrests.
Authorities nab Khonpasong and two of his family members as they pass through Khammuane province after attending a wedding.