Manchester United can claim a league double over Manchester City for the first time in five years and Ruben Amorim needs that victory more than ever in a season where the club are headed for their worst finish in Premier League history. United have only two wins from their last seven games but form is rarely a factor in the Manchester derby and Amorim can take heart from the fact that his side snatched an unlikely victory the last time the two sides met. But while City, who corrected their