Nigeria, March 27 -- Barely 72 hours after electric power was restored in Maiduguri, Borno State capital, Boko Haram insurgents on Saturday blew up another transmission tower in the city.

Sources said the insurgents planted explosives on each leg of the tower, which they detonated at about 6 a.m.

On Wednesday, jubilant residents of Maiduguri were seen in a video that trended on social media as they celebrated the return of electricity after nearly two months of blackout.

It took officials of the Transmission Company of Nigeria (TCN) that long to repair the transmission tower brought down by the insurgents at a location about 50km from Maiduguri.

While reconnecting the installation, three TCN officials were severely injured by a landmi...