Attending the memorial service, Chief Constable Sue Sim said of Pc Rathband: "He was gunned down in tragic circumstances doing the job of constable he loved.
"My heart goes out to Kath and the children and the rest of the family."
More top news
Amanda Holden has told ITV News of the "horrendous" moment she feared her sister had been caught up in a deadly avalanche on Mount Everest.
Kim Kardashian has said she is "really happy" her step-father Bruce Jenner has found "inner peace" as he transitions to become a woman.
Bournemouth will effectively win promotion from the Championship to the Premier League if they beat Bolton at home on Monday.