Dublin , Ireland - 13 January 2017; Adam Byrne, 14, of Leinster is congratulated by team-mates Jack McGrath, left, and Tadhg Furlong after scoring the third try against Montpellier during the European Rugby Champions Cup Pool 4 Round 5 match between Leinster and Montpellier at the RDS Arena in Dublin. (Photo By Matt Browne/Sportsfile via Getty Images)
Dublin , Ireland - 13 January 2017; Rory O'Loughlin of Leinster is tackled by Joseph Tomane of Montpellier during the European Rugby Champions Cup Pool 4 Round 5 match between Leinster and Montpellier at the RDS Arena in Dublin. (Photo By Ramsey Cardy/Sportsfile via Getty Images)
Leinster's Irish number 8 Jamie Heaslip (C) jumps to win the ball in the lineout during the European Rugby Champions Cup rugby union Pool 4 match between Leinster and Montpellier at the RDS Arena in Dublin, on January 13, 2017. / AFP / Paul FAITH (Photo credit should read PAUL FAITH/AFP/Getty Images)
Montpellier's South French full back Joffrey Michel (C) is tackled during the European Rugby Champions Cup rugby union Pool 4 match between Leinster and Montpellier at the RDS Arena in Dublin, on January 13, 2017. / AFP / Paul FAITH (Photo credit should read PAUL FAITH/AFP/Getty Images)
Dublin , Ireland - 13 January 2017; Jonathan Sexton of Leinster kicks a conversion during the European Rugby Champions Cup Pool 4 Round 5 match between Leinster and Montpellier at the RDS Arena in Dublin. (Photo By Stephen McCarthy/Sportsfile via Getty Images)
