CINCINNATI–(BUSINESS WIRE)–Fifth Third Bancorp (NYSE: FITB) today announced that Darren King, executive vice president, has been named head of the Commercial Bank, which now includes the Regional Banking business he already leads. King has led the Commercial Bank on an interim basis since June. Together, the two businesses give clients a bank that knows them and knows their industry. Behind every relationship is the full strength of Fifth Third, from lending and treasury management to payment