#2. Johnny Sexton
For the second time in his career, the Ireland fly-half has been stood down from action after a succession of head injuries. In 2015, the then Racing 92 out-half was given 12 weeks out of the game by French neurologist Dr Jean-Francois Chermann and, yesterday, Leinster confirmed that he will miss Saturday’s tie with Munster after being replaced following a Head Injury Assessment (HIA) for the third time in nine weeks against Exeter Chiefs. FULL STORY