Short answer: any such bill must be bipartisan.
Public pensions, mult-employer, single-employer, church plans: where do you draw the line between reasonable relief and bailout, and if there are pension bailouts to be had, who should get them?
March 16: Multiemployer plans are still in crisis. What's taking Congress so long? April 3: "Does The UK Offer Answers For Multi-Employer Pension Reform?"
The Chicago Laborers' multiemployer pension plan is in the "green zone" - but is it secure for the long-term?
How conservatively should pension plans be required to fund their pension promises? There isn't actually an easy answer.