More than four years after a bomb attack killed 20 people at a popular shrine in Bangkok, the trial of those charged may have to be restarted.
The two suspects, ethnic Uighurs from China, deny involvement.
The trial began in 2015 in a military court. But a change of government means it could now be transferred to a civilian court, leading to further delays.
Al Jazeera's Wayne Hay reports from the Thai capital.
