CCTV pictures have also been released of Samuel Guidera visiting a corner shop before he was stabbed.
After leaving the store, he walked towards the bus stop on Newlands Park, where he was attacked.
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Rosa Bramley spoke about the reality of life in parts of London. Her friend became the third teenager to be stabbed to death in seven days.
Met Constable Thomas Hooper is said to have taken the medium-sized two-tier tin of biscuits from a storage cupboard.
7-year-old George Lockley has Spinal Muscular Atrophy which means he uses a wheelchair and is slowly getting weaker.