Polytechnic workers begin 3-day strike Wednesday The Senior Staff Association of Nigeria Polytechnic has announced the plan to embark on a three-day warning strike over what is described as a threat to the career progression of its members. This was contained in a letter sent to the Ministry of Labour alongside the National Board for Technical Education and the Office of the Head of Civil Service of the Federation. The letter was signed by the National Secretary of the Union, Nura Gaya. The letter, which was sighted by The PUNCH on Sunday, noted...