Leigh Halfpenny, who dislocated his right shoulder against England on Sunday, will undergo surgery tomorrow.
He is expected to be out for up to four months, the WRU says.
Rhys Webb has now been released from the National Squad following his ankle injury, and will be assessed by a medical team at the Ospreys.
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This year's half marathon is well underway. Runners are already making their way through Cardiff Bay.
Conservatives begin their annual conference looking forward to the Assembly election campaign with UK election victory behind them
Thousands of people are taking to the roads of Cardiff to take part in the Cardiff Half Marathon 2015 today.