Slain Savannah police Sgt. Kelvin Ansari’s family sat outside Savannah police headquarters on Tuesday.Two days had come and gone since Ansari was shot and killed by an armed robbery suspect on Bull Street. On Monday, Savannah police, city leaders and members of the community gathered in the same spot to lay flowers on a patrol car draped in black fabric.It was their first time seeing the memorial. Kelvin Ansari’s youngest daughter, Niya Ansari, sat in her mother Charlotte