A Sunderland legend has urged frustrated fans to go a bit easier on boss Michael Beale. Sunderland are a club in a bit of turmoil right now. The owners decided to sack Tony Mowbray last month, replacing him with former Rangers and QPR boss Beale after being linked with names like Reims boss Will Still. Still was the club’s first-choice to come in and replace Mowbray, but the Black Cats were unwilling to pay the compensation required to bring in the Belgian-English coach. Since, Beale has failed to impress, taking just two wins from his opening seven games in charge and becoming a widely unpopu…