Stacey and Doug Loizeaux are niece and uncle, and are part of the family-owned demolition company, Controlled Demolition, of Maryland. They are experts at imploding buildings. The buildings theye brought down include the Seattle Kingdome, the Sands Hotel and Casino in Las Vegas(which was brought down spectacularly with a fireworks display), and the bombed federal building in Oklahoma City. Doug father pioneered the techniques of implosion nearly 60 years ago.