New curbs on benefits for migrants and tougher rules on recruiters and colleges are part of a package of measures Downing Street hopes will show it is getting tougher on immigration.
ITV News Political Correspondent Emily Morgan reports:
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Scotland Yard said the male youths will appear in custody at Westminster Magistrates' Court on Saturday.
Windy this weekend with gales across northwestern parts of the UK. Rain spreading southeast.
Greater Manchester Police said "inquiries are ongoing to fully understand the circumstances of the incident."