Argentina international Marcelo Bosch joined Saracens in earlier this week . Bosch signs contract extension ahead of Champions Cup semi-finals . Bosch 's last-minute penalty at Racing Metro sent Sarries through .
Argentina international Marcelo Bosch joined Saracens in October 2013 . Bosch signs contract extension ahead of Champions Cup semi-finals . Bosch 's last-minute penalty at Racing Metro sent Sarries through .