Ospreys see off a powerful Ulster fightback to put themselves in a strong position to reach the Pro12 play-offs.
Ulster's hopes of making the Pro12 play-offs suffer a setback as they draw with Cardiff Blues in Belfast.
Ulster youngsters Jacob Stockdale, Ross Kane and Rob Lyttle pen new deals with the Kingspan Stadium side.
Ruan Pienaar is leaving Ulster at the end of the season but the scrum-half is planning to return as a coach when he retires.
Audio & Video
Highlights of the Ospreys' 24-12 win over Ulster in the Pro12 match at the Liberty Stadium.
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