Scotland's top police officer has accused Rangers and Celtic of failing to condemn violent scenes that broke out after Sunday's Old Firm match at Ibrox. Fans and police officers were injured and a number of people have been arrested following clashes between supporters on the pitch following Celtic's penalty shootout win. Chief Constable Jo Farrell said that no-one from either club had come out to condemn the disorder. Speaking at the Scottish Parliament on Wednesday morning, she said more needed to be done to allow people to attend matches without fearing for their safety. Farrell said she had not spoken to either club since the events on Sunday. The Scottish Football Association issued a statement less than 40 minutes after the match ended, condemning the scenes and confirming an investigation would be carried out "immediately".…