Some gun-rights advocates see a threat to the Second Amendment in Congress' immigration overhaul plans. Brennan Linsley/AP hide caption toggle caption Brennan Linsley/AP It's All Politics Gun Group Aims To Stop Immigration Bill June 28, 2013 The Gun Owners of America says allowing the estimated 11 million immigrants now in the U.S. illegally to become citizens and voters would eventually help Democrats enact more gun control laws.