Royal Mail says four days of strikes will push it to loss

CWU plans action by 100,000 staff in August and September in dispute about pay

Royal Mail has said the planned four days of strikes by 100,000 postal workers will push the company to a significant loss in the current financial year.

Members of the Communication Workers Union (CWU) have announced they will take strike action around the August bank holiday weekend, on 26 and 31 August, and again on 8 and 9 September in a dispute over pay.