A major Isan city—Korat, a regional hub.
Princess Bajrakitiyabha has died after nearly four years in hospital. The eldest child of King Maha Vajiralongkorn has been treated in Bangkok since collapsing in December 2022; the palace has authorised royal funeral rites and the government has said it will observe a period of national mourning.
A teenage student has killed his grandparents before fatally shooting several people at Debsirin Nonthaburi School near Bangkok. Dozens of responders are assisting victims; authorities say casualties include teachers and students. The incident follows Thailand's second school shooting this year.