Just over a year ago Caroline Shearer's 17-year-old son, Jay Whiston, was stabbed to death at a house party in Colchester.
Since then she's launched a charity which aims to rid the streets of knife violence.
Today her 'Only Cowards Carry' charity launched a new schools programme, designed to educate children on the consequences of carrying knives.
Click below to watch a report from ITV News Anglia's Serena Sandhu
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The TV star Griff Rhys Jones has been part of an 8 hour reading marathon to celebrate the author of Swallows and Amazons.
A windy evening, clear spells and a few blustery showers. Strongest winds are likely along coastal areas.
Around 170 officers and staff from Cambridgeshire police, were drafted in to manage the demonstration.