Key events 22m ago Preamble Show key events only Please turn on JavaScript to use this feature The context: An Old Firm this late in the season often has the air of a title decider but this season has been different. Hearts, looking to become the first team to break the Celtic-Rangers duopoly for 41 years, lead the Premiership by four points with two games remaining. However the pressure appears to be showing a tad, with Derek McInnes’s side dropping points in a 1-1 draw at Motherwell last night. Hearts were left furious after not being awarded a second-half penalty. That gives both Celtic and Rangers a chance today, with both teams having this game in hand on the leaders. Celtic are four points back and know they will be champions if they win their last three games – they host Hearts on the final day in a potential all-or-nothing game.…