Thailand says 12 people killed in most deadly border clashes with Cambodia in more than a decade

Both countries accused the other of opening fire first after weeks of simmering tensions broke out into fighting at six locations

Thailand and Cambodia fought in their most deadly border clashes in more than a decade on Thursday as Thai officials said 11 civilians and a Thai soldier were killed in rocket and artillery attacks.

Clashes broke out on Thursday morning after weeks of simmering tensions over a long-running border dispute between the south-east-Asian neighbours. Both countries accused each other of opening fire first.