Police are appealing for information after a man died in a crash on the A470.
Dyfed Powys Police said the incident, involving two cars and a HGV, happened near Storey Arms at around 5.30pm on Monday evening.
The road was closed for several hours as emergency services dealt with the collision.
The man was pronounced dead at the scene and another was taken to hospital with serious injures.
Police are appealing for anyone with any information to come forward.