A frame grab made on December 25, 2015 from a video shot the same day by TV Continental (TVC) shows people looking at the aftermath of a blast at an industrial gas plant in Nnewi, some 25km southwest of Onitsha in Anambra State, southeastern Nigeria, which occured the day before on Christmas Eve, December 24, 2015, killing "tens" of people, according to the Nigerian president. The blast at the gas plant happened around noon Demcember 24, engulfing the southeastern industrial city of Nnewi in black clouds of billowing smoke and leaving some victims charred beyond recognition. The fire raged for hours, gutting surrounding buildings and cars, with incinerated corpses later found face down in the smouldering rubble. / AFP / TV Continental / - / NO RESALE / RESTRICTED TO EDITORIAL USE