Watch the 2004 documentary film titled MIGHTY TIMES: THE CHILDREN'S MARCH, based on an event that occurred on May 2nd - 5th, 1963. Dr. King told the parents, “Don’t worry about your children. They are going to be all right. Don’t hold them back if they want to go to jail for they are doing a job for all of America and for all mankind.” What job were the children and teenagers doing? In 4 to 6 sentences