A 42-year-old man was arrested in Chiang Rai on Tuesday morning after two members of his wife's family were shot dead and two others, including his wife, critically wounded.
The alleged gunman, Kritchakorn Sitthikhankaew, was arrested in Wiang Chiang Rung district about 6.30am on Tuesday by a team of provincial, Wiang Kaen and Wiang Chiang Rung police. They also seized a firearm believed to have been used by the shooter.