Nigeria Election - March 28, 2015

After weeks of delays over an Islamic insurgency, Nigerians head to the polls. Nigerian President Goodluck Jonathan registers to vote in Otuoke, March 28, 2015.

General Muhammadu Buhari, the presidential candidate of the opposition APC political party, and his wife, Aishatu Buhari, are accredited at their polling unit in Daura, Katsina state, March 28, 2015.

Officials of the Independent National Electoral Commission troubleshoot card readers after they failed to capture President Goodluck Jonathan's card at his polling unit in Otuoke, Bayelsa state, March 28, 2015.

People displaced following attacks by Islamist militants line up for accreditation before casting their votes in Yola, Nigeria, March 28, 2015.

Nigerian girls from the Hausa tribe wait as their mothers queue to validate their voting cards, at a polling station located in an Islamic school in Daura, northern Nigeria, March 28, 2015.

Nigerians wait to register before voting in Jere, about 60 kilometers (40 miles) from the capital Abuja, March 28, 2015.

In Daura, hometown of APC presidential candidate General Muhammadu Buhari, a Nigerian Army armored attack vehicle and two military pickups sit outside the emir's palace across from a polling unit where people are lined up to vote.

An elderly Nigerian woman validates her voting card using a fingerprint reader, prior to casting her vote later in the day, in the hometown of opposition candidate General Muhammadu Buhari, in Daura, Nigeria, March 28, 2015.

A man looks for his name on a list before he registers to vote, prior to casting his ballot later in the day, in Lagos, Nigeria, March 28, 2015.