Revamped mortgage program: Will homeowners be able to refinance?

"...,the devil is in the details. The four biggest mortgage companies -- Chase, Wells Fargo, Bank of America and CitiMortgage -- have agreed to participate, but that participation is voluntary and each of the banks has the right to make changes to the program. That could make it difficult for borrowers to understand what the program at their bank is and why it is different from what they've been hearing from other news sources."