New Scottish FA Head of Referees Willie Collum has promised a handball policy more in line with “football expectation” this season and it didn’t take long for that to come under the spotlight. In today’s Scottish Premiership curtain-raiser between Hearts and Rangers at Tynecastle there was a flashpoint involving Connor Barron, with the home side denied a penalty claim. New Ibrox signing Barron had his hands up and a crossed ball crashed into his arms, but Nick Walsh waved it away while VAR Andrew Dallas didn’t intervene. It’s an incident that Sky Sports pundit James McFadden was convinced woul…