REUTERS/Joshua RobertsAs white nationalists squared off against counter-protesters and antifascists in Charlottesville on Saturday, a large group of heavily armed gunmen sought, for a time, to keep the peace. Christian Yingling, a militia leader from Pennsylvania, whose 32-man team arrived in the college town bearing loaded assault-style weapons and sidearms, told the Washington Post that his group came to defend free speech and maintain order.