 Complete the following phrase:  The vast majority of demonstrators during these days were peaceful; however, late on Friday, conflict broke out at DuPont Circle, and the police sprayed the crowd with tear gas. The people of Washington, D.C., generously opened schools, seminaries, and other places of shelter to the thousands of students and others who converged for this purpose. In addition, the Smithsonian Museum complex was opened to allow protesters a place to sleep. A daytime march before the White House was lined by parked tour buses and uniformed police officers, some flashing peace symbols on the inside of their jackets in a show of support for the crowd. The second Moratorium drew an even larger crowd than the first, and it is considered to have been the largest demonstration ever in Washington, D.C. The 