On a day Celtic could have taken a big step forward in the title race, the Bhoys have stumbled with a 2-0 defeat to Hearts at Tynecastle. Jorge Grant opened the scoring from the penalty spot after a contentious handball decision involving Tomoki Iwata. By that point, Celtic were already down to ten men following a high boot from Hyunjun Yang, putting the Jam Tarts in pole position to win. There was no real fightback from the ten-man visitors in the second half, with striker Lawrence Shankland netting to double the Hearts advantage and help them see the game out. It was a bitterly disappointing…