By KEVIN FALLON

Leinster ............50ptsTries: Sheehan 70, 77, Kelleher 23, Porter 29, penalty try 44+4, Doris 46, Healy 62Conversions: Byrne 62, 71, 78, Sexton 30, Frawley 47Penalties: Sexton 8Scarlets ............15ptsTries: McNicholl 18, Lezana 48 Conversions: D Jones 48Penalties: Costelow 2LEINSTER maintained their winning start to the season and condemned Scarlets to a second big loss to Irish opposition in a week.But veteran fly-half Johnny Sexton has emerged as a doubt for the autumn internationals after going off with a hip injury and Leinster coach Leo Cullen said they ...