Five cars were involved in the collision near Cantref Reservoir near Nant Ddu.
The Met Office says heavy, thundery showers could lead to localised flooding.
Emily Price fell ill and died just days after being elected to Aberystwyth town council.
Welshman Aled Sion Davies throws a world record to win gold in the F42 shot put at the World Para-athletics Championships.
Luke Rowe says seeing Team Sky leader Chris Froome win the 2017 Tour de France would make riding with a broken rib worthwhile.
Brecon and Radnor Express
About these results
As BBC World Service
What's it like to run the 100m blind?