BJP alleges 'mother of all scams' in West Bengal based on CAG report; accuses Chief Minister Mamata Banerjee's government of looting public money; claims over 2.4 lakh utilisation certificates not submitted for completed projects; highlights Rs 3,400 crore withdrawn from exigency fund, with one-third utilized by the home ministry headed by Banerjee; questions the purpose of the unaccounted money; warns that no one is above the law, citing examples of other leaders facing consequences; criticizes the attack on Enforcement Directorate officials during a corruption probe.