How Thailand's military uses 'attitude adjustment' for dissenters

The United Nations is expected to issue a statement on Tuesday condemning the suppression of free debate in Thailand.

After coming to power in May 2014, the military has imposed tough restrictions on public gatherings, closely monitoring academic meetings and seminars.

A rights group says some 800 people have been targeted, with many being held for questioning and "re-education" sessions.

Jonathan Head reports from Bangkok.