Will this artist's depiction of high speed rail in California come to pass? A new report raises questions. (Image: CA High Speed Rail Authority)
A panel of independent reviewers says that without more certainty on funding and operations, any start to construction of a high speed rail system "represents an immense financial risk to the state of California."
The new report is further proof that 2012 will be the most important year yet in the debate over the ambitious but costly bullet train system.