CHICAGO (AP) - With the possibility of a war with Iraq drawing ever nearer, demonstrators across the nation again hit the streets Sunday to show their support for peace, as others gathered to support U.S. troops. Organizers estimated a crowd of about 10,000 war protesters who crammed Chicago's Daley Plaza on Sunday to join religious, labor and community leaders in opposing an invasion of Iraq. Police, who did not immediately provide a crowd estimate, said there were no early reports of arrests. In Pennsylvania, a police-estimated crowd of 6,000 attended the "Rally for America," held on a field near Valley...