Five men will appear in court today charged in connection with a smash and grab raid on Selfridges in June.
Jewellery and watches were stolen from the Oxford Street store.
Today's hearing comes after officers carried out dawn raids on eight addresses in Islington yesterday.
The arrests are also linked to a robbery in Berkshire in April.
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Delays, diversions and cancellations caused chaos to services on South West Trains which were hit by signal failures in south west London.
During the attack Ione Wells' head was smashed against the pavement, her attacked grabbed at her chest with such force that it tore her bra.
The 17-year-old pushed her to the ground and smashed her head against the pavement, before grabbing at her chest.