Movement for the Emancipation of the Niger Delta ( MEND ) claimed responsibility . No officials were hurt in the explosions in Warri in southern Nigeria . - On March 26, a suicide bomber attacked an army checkpoint near Maiduguri, killing at least 10 soldiers and wounding 15 others. It was the group 's first claim for an attack since calling off a cease-fire .
Movement for the Emancipation of the Niger Delta ( MEND ) claimed responsibility . No officials were hurt in the explosions in Warri in southern Nigeria . MEND battling the government for fairer distribution of the country 's oil wealth . It was the group 's first claim for an attack since calling off a cease-fire .