Mosaic poster of executed prisoner Troy Anthony Davis. (Courtesy of NAACP) From the time he was first placed on trial for the murder of Savannah police officer Mark Allen MacPhail in 1989 until his death by execution one year ago, September 21, 2011, more questions than answers have tended to accumulate where the case of … More Savannah Talks Troy Anthony Davis No. 17: 1st Anniversary of the Execution – by Aberjhani