Schenectady DA Robert Carney speaks about the details of a shooting in 2011 during a press conference at Schenectady County Courthouse on Tuesday Dec. 11, 2012 in Schenectady, N.Y.  Carney announced that a grand jury has cleared 3 Schenectady police officers who fired 14 shots at an armed Luis Rivera in August of 2011.(Lori Van Buren / Times Union) Photo: Lori Van Buren