Five years ago the life of Eastenders actress Brooke Kinsella was torn apart when her 16-year-old brother Ben was killed in a knife attack after a night out in north London.
Today, after years of campaigning on knife crime issues, Brooke has been named as a new ambassador for the charity Victim Support.
Brooke and Javed Khan, chief executive officer of Victim Support, joined Nina in the studio.
More top news
Brent Council is offering to cut business rates for firms that pay the London Living Wage.
A man standing trial accused of murdering two pensioners has been found hanging in his prison cell, police say.
Bees Number One is 'best in the league."