Notting Hill Carnival has been hit with violence as police say they are aware of three stabbings while 90 people have been arrested so far
A former police officer has claimed that Notting Hill Carnival is "unsafe" and ruined by "lawless youths" as chaos ensued at the annual London event.
7,000 Metropolitan Police officers have been deployed for the two-day event which expects to see more than a million people attend.
