The blowout preventer that should have stopped the BP oil spill cold failed because of faulty design and a bent piece of pipe, a testing firm hired by the government said Wednesday. The report appears to shift some blame for the disaster away from the oil giant and toward those who built and maintained the 300-ton safety device...Philip Johnson, a University of Alabama civil engineering professor who did not take part in the analysis [said,] "My reaction is, 'Holy smokes, every set of blind shear rams out there may have this problem.'" In response to the report, Cameron spokeswoman Rhonda Barnat said the blowout preventer "was designed and tested to industry standards and customer specifications."... Transocean said the findings "confirm that the BOP was in proper operating condition and functioned as designed."...BP spokesman Daren Beaudo said the oil company supports efforts by regulators and the industry to make blowout preventers more reliable...Ervin Gonzalez, a Miami attorney who is one of the lead plaintiffs' lawyers in the federal litigation spawned by the spill, said BP was ultimately responsible..."They should have known the equipment was insufficient to maintain well control..."