The militant group, which has pledged allegiance to the Islamic State, has continued its bloody campaign, creating a growing humanitarian crisis.

Robin Hammond set out to document Lagos, a teeming metropolis where “intimacy and exclusion, love and hate, laughter and insult regularly rub shoulders” on its streets.

More than 200 schoolgirls were kidnapped by the terrorist group in July 2015, and three times government negotiations have failed.

Citizens are increasingly deploying social media in nations where corruption and abuse by security forces sometimes occur with few repercussions.

After a far-reaching social media campaign grew quiet, one photographer has spotlighted the continuing horror, grief and confusion pervading Nigeria, a country caught in the grip of a terrorist group.

The military has been criticized for detaining, torturing or killing civilians as it hunts the Islamic militant group Boko Harm.

John Kerry, speaking in Nigeria on Tuesday, expressed support for that country’s fight against Boko Haram militants. Nigeria's military said it had killed and wounded several of the group's top commanders.

The armed forces have claimed to have killed Abubakar Shekau in the past, and the latest report was impossible to independently confirm.

Ponytails are attached to taxis for strength and good fortune in West Africa. Religious icons are also popular blessings for safe travel.