The lifting of the ban on assault weapons has left more than a few potential gun buyers and even gun sellers uncertain about the practical effect. NPR's Peter Overby reports.
Adelson built a casino empire that stretched from Las Vegas to Singapore. His huge donations to conservative causes in the U.S. and Israel helped shape politics in both countries.
Koch and his brother Charles built one of the nation's largest private businesses and created a network of secretly funded organizations that attacked Democrats.
Republicans hope their new online fundraising platform will close the gap between the GOP and Democrats, even though the digital highway is littered with several previous failed attempts.