Detectives investigating the rape of a 12-year-old girl in east London have arrested a 17-year-old boy.
Police appealed for information following the attack on the "vulnerable girl" by three man, two of whom "brutally raped her", on Saturday 27 July.
The teenage boy remains in custody at a police station in east London.
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Staying unsettled over the next few days, with showers or longer spells of rain