Local authorities are trying to figure out what caused an electrical underground fire and three actual explosions that took place in Downtown Buffalo Sunday afternoon near Tupper & Pearl Streets.

A Manhole Cover is blown into the air and caught on video as a News reporter interviews a man who witnessed hearing explosions.

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ICYMI: Underground explosion blows the lid off Tupper Street.

Posted by WGRZ - Channel 2, Buffalo on Sunday, April 12, 2015