Methane Bubble Triggered Oil Rig Blast

Bubble of methane gas that escaped from oil well and burst through several seals, barriers caused deadly blast• Giant Box Lowered Over Gulf Oil Well | SLIDESHOWFNC POLL: 60 Percent Favor More Offshore DrillingLIVESHOTS: Fox in the Field | FULL COVERAGE • LOCAL COVERAGE: New Orleans | Gulf Coast | Fla.