WASHINGTON, Feb. 21, 2018 (Xinhua) -- Students from Washington local high schools demonstrate for stricter gun control outside the White House in Washington D.C., the United States, on Feb. 21, 2018. U.S. President Donald Trump said Tuesday that he has recommended that "bump stocks", devices that enable semi-automatic weapons to fire hundreds of rounds per minute, be banned, while debates on gun rights continue across the country. (Xinhua/Ting Shen/IANS)moreWASHINGTON, Feb. 21, 2018 (Xinhua) -- Students from Washington local high schools demonstrate for stricter gun control outside the White House in Washington D.C., the United States, on Feb. 21, 2018. U.S. President Donald Trump said Tuesday that he has recommended that "bump stocks", devices that enable semi-automatic weapons to fire hundreds of rounds per minute, be banned, while debates on gun rights continue across the country. (Xinhua/Ting Shen/IANS)moreWASHINGTON, Feb. 21, 2018 (Xinhua) -- Students from Washington local high schools demonstrate for stricter gun control outside the White House in Washington D.C., the United States, on Feb. 21, 2018. U.S. President Donald Trump said Tuesday that he has recommended that "bump stocks", devices that enable semi-automatic weapons to fire hundreds of rounds per minute, be banned, while debates on gun rights continue across the country. (Xinhua/Ting Shen/IANS)moreWASHINGTON, Feb. 21, 2018 (Xinhua) -- Students from Washington local high schools demonstrate for stricter gun control outside the White House in Washington D.C., the United States, on Feb. 21, 2018. U.S. President Donald Trump said Tuesday that he has recommended that "bump stocks", devices that enable semi-automatic weapons to fire hundreds of rounds per minute, be banned, while debates on gun rights continue across the country. (Xinhua/Ting Shen/IANS)more