Thousands join nationwide gun control rally in Houston

People take part in the "March for Our Lives" gun control rally in Houston, the United States, on March 24, 2018. Hundreds of thousands of people took to the streets in downtown Houston in U.S. southern state of Texas on Saturday for the "March for Our Lives" gun control rally, demanding the end of gun violence and mass school shootings. (Xinhua/Song Qiong)