Many Americans are horrified about the ongoing mass shootings in the U.S. They turn to social media to decry the nation’s lax gun regulations and the influence of the National Rifle Association on the political process in Washington. Here’s a simple way to fight the easy access to guns in the country: Make sure your retirement money isn’t invested in the gun industry. A new campaign and website called Goodbye Gun Stocks makes it easy to make sure that your retirement funds and investment portfolios don’t contain stocks from gun and ammo manufacturers and retailers.