Two people haved as a result of Friday morning’s explosion at a Houston manufacturing business, city Police Chief Art Acevedo said. A criminal investigation into the investigation’s cause is .Houston explosion Electrical spark may have triggered blast. Survivor of deadly blast was feet away from explosion. Help may soon be on way for victims of deadly explosion..A massive explosion at a machine shop ripped through a Houston neighborhood early on Friday morning, killing at least two people and damaging homes while sending out blast waves for miles..HOUSTON Two people were killed early Friday in a massive explosion at an industrial site in northwest Houston. Authorities identified the victims as Frank Flores and Gerardo Castorena..