Rep. Gene Taylor (Miss.) is backing a full repeal of the healthcare law, becoming the first Democratic House member to do so.
And, in the upper chamber, Sens. Blanche Lincoln (Ark.) and Michael Bennet (Colo.) decided last week to co-sponsor gun-rights proposals that had been sitting on the shelf since the middle of 2009.
Lawmakers add their names to proposed legislation throughout the year, and Democratic aides point out that each of the representatives has a long record of supporting GOP proposals. Yet the brief legislative session before the November election offers members a final chance to document their support for bills before voters head to the polls.
Republicans see a political tint to the campaign-season endorsements.