The social media campaign to raise awareness of over 200 schoolgirls kidnapped in northern Nigeria has reached more than one million tweets.
Celebrities including actress Jessica Biel, supermodel Iman and human rights advocate Bianca Jagger have joined the #BringBackOurGirls campaign:
Shame on Nigeria’s president Goodluck Jonathan for failing to take action to rescue the abducted schoolgirls. #BringBackOurGirls
The #BringBackOurGirls hashtag has been tweeted 1.2 million times.