Londoners are being urged to sign up to a new online campaign by pledging to end female genital mutilation and forced marriage.

Justine Greening, secretary of state for international development, urged Evening Standard readers to join the drive on Facebook and Twitter.

The campaign was launched in the run up to Prime Minister David Cameron's Girl Summit 2014 next month and aims to rally a global movement to end FGM and forced marriage at home and abroad within a generation.

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