Explosion and Fire at Idaho Plant Kills 1

BOISE, Idaho - An explosion and fire Friday at a building being converted into a biodiesel plant killed one man and injured the victim's father and another employee, state police said.

Blaise Black, 25, was killed. He had been welding on top of a biodiesel storage tank at Blue Sky Biodiesel at the time of the blast, state police spokesman Rick Ohnsman said. The tank contained an unknown amount of the fuel, and the blast set off another, smaller one and a fire, he said.

Black's father, Rob, who tried to …