Tributes are being paid on the 'RIP Betty Yates, the best teacher there was' Facebook page on the eve of the one year anniversary of the murder of Betty Yates.
The retired school teacher from Worcestershire was murdered by Stephen Farrow on January 4th 2012.
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16-year-old Jaydon James was stabbed to death in November last year. A 17-year-old has appeared in court charged with his murder.
Police say the 21-year-old will be interviewed at a police station in the West Midlands on suspicion of possessing terrorism material.
32-year-old Kelvin Maynard was shot while in his car in the Dutch capital on Wednesday 18 September.