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10 June 2011, 18:24
193 people have been arrested as part of a police operation tackling robbers and burglars across London.
Met police officers have carried out raids on 397 locations since their operation started on Wednesday.
London Mayor Boris Johnson observed some of the raids.
Police found 3 sawn off shot guns, one of them was hidden in a children's playground in south east London.
100 mobile phones were also found at one address - and 100 sat navs at another in Haringey.
Robbery in London is up ten percent year on year, residential burglary has increased by 14 percent.