@FoxNews: On Tuesday, activists in Washington, D.C., laid out 7,000 empty pairs of shoes outside the U.S. Capitol Building to symbolize the number of children killed by gun violence in the U.S. since the Sandy Hook massacre. https://t.co/iDMgqn7w9W

@FoxNews: On Tuesday, activists in Washington, D.C., laid out 7,000 empty pairs of shoes outside the U.S. Capitol Building to symbolize the number of children killed by gun violence in the U.S. since the Sandy Hook massacre. https://t.co/iDMgqn7w9W