Authorities in Middle Tennessee are on the lookout for a man who is wanted by the Metro Nashville Police Department on a criminal homicide warrant.Metro confirmed that 18-year-old Rodney Catchings is wanted for the March 9th murder of 35-year-old Steven Godwin. The man was killed outside the Citizen Plaza State Office Building in downtown Nashville.An arrest warrant charging Catchings with criminal homicide was issued Wednesday afternoon. Efforts to locate him continue.The investigation, led b .