Commerzbank managers keeping staff in dark on overhaul, union says

FRANKFURT (Reuters) - Commerzbank managers are keeping employees in the dark about the German lender's overhaul plans, a union representative said on Wednesday.The state-backed bank earlier this year announced plans to restructure after a failed merger attempt with Deutsche Bank . Measures include cutting staff, closing branches and selling its mBank in Poland.But Stefan Wittmann, a member of the German lender's supervisory board and an official of the Ver.di labour union, said that management..