STEVENSON, Md.--(BUSINESS WIRE)--The securities litigation law firm of Brower Piven, A Professional Corporation, has commenced an investigation into possible breaches of fiduciary duty and other violations of state law by the Board of Directors of TECO Energy, Inc. (NYSE: TE) (“TECO” or the “Company”) relating to the proposed buyout of the Company by Emera Inc. Under the terms of the transaction, TECO shareholders are anticipated to receive $27.55 in cash for each share of TECO common stock hel