Wayne Pivac to rest leading Scarlets players in preparation for Leinster

• Welsh side in last four in Europe for first time since 2007• Pivac: ‘We are where we wanted to be at this stage of the season‘The Scarlets will rest some of their leading players this weekend to keep them fresh for the following Saturday’s European Champions Cup semi-final against Leinster in Dublin.It is the first time the Scarlets have reached the last four in Europe since 2007 and they need one victory from their final two Pro 14 matches to secure a home draw in the play-offs. Related: Wales open talks with Wayne Pivac about succeeding Warren Gatland Related: Scott Williams try puts…