Second on the London shortlist for the Daily Mirror Pride of Britain Awards is Neil Dowden. For more than ten years, he has spent the second Sunday of every month feeding homeless people in Charing Cross.
More top news
Thousands of passengers now face delays, with Southeastern trains warning "all services" would be affected.
Paramedics attended a scene in Willesden, north-west London, on Monday afternoon where they found the teenager with stab wounds.
At least five people have suffered minor injuries but the cause of the blast is still unknown.