Kentucky Sen. Rand Paul's threat to filibuster any new gun restrictions is gathering steam, as a dozen of his Republican colleagues have now signed onto his plan.The Kentucky Republican and Sens. Ted Cruz (R Texas) and Mike Lee (R Utah) first wrote to Senate Majority Leader Harry Reid late last month to warn him of their intention to try to tie up the Senate if, as planned, Reid moved forward with legislation that would expand background checks and attempt to crack down on interstate gun trafficking.

More...