Politicians, youth leaders and those affected by violence have been meeting at a conference in London aimed at tackling gang culture.
As Liz Wickham found, it's thought the arrest of more than 200 gang leaders in the wake of the 2011 riots may have created a power vacuum, in which younger gang members have grabbed power, on a wave of violence:
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Liverpool Street and Stratford stations quickly became overcrowded this evening after a person was hit by a train.
Newly re-elected Labour leader Jeremy Corbyn describes his relationship with Mr Khan as "fine", even though they haven't spoken recently.
The kittens were in a poor condition when they were rescued, but are now putting on weight and will soon be ready for new homes.