Thousands took to the streets of Washington on Saturday to protest inaction by Congress on gun violence. The student-led protest was just one of many demonstrations in cities across the U.S. following the Parkland, Fla., shooting in February that killed 17 people.Here’s the day in photos:A group from Pittsburgh marches down the West Front of the Capitol to join the student-led March for Our Lives rally. (Tom Williams/CQ Roll Call)A group from Pittsburgh gathers on the East Front of the Capitol. (Tom Williams/CQ Roll Call)Sybil Ory, 3, of Capitol Hill, makes her way to the march. (Tom Williams/CQ Roll Call)Sen. Chris Van Hollen, D-Md., greets supporters near the student-led March for Our Lives on Saturday. (Tom Williams/CQ Roll Call)Watch more coverage: Thousands March on Washington to Protest Inaction on Gun Violence[jwp-video n="1"]Catherine Monroe, 19, who drove all night from Gainesville, Fla., rests near the Capitol Reflecting Pool before joining the student-led March for Our Lives rally. (Tom Williams/CQ Roll Call)Lori Kerr of Capitol Hill, and her daughter Lia, 12, listen to speakers at Saturday’s rally. (Tom Williams/CQ Roll Call)Cedar Boyd, 9, of New Jersey, hangs out in a tree near the student-led March for Our Lives rally. (Tom Williams/CQ Roll Call)The March For Our Lives crowd on Saturday. (Bill Clark/CQ Roll Call)The March for Our Lives crowd on Pennsylvania Avenue. (Bill Clark/CQ Roll Call)