The site of the 1908 Springfield Race Riot was added to the National Park Service’s African American Civil Rights Network on Thursday morning, moving it one step closer to achieving long-sought national historic monument status.The declaration was signed by U.S. Secretary of the Interior David Bernhardt in front of a cadre of local, state and federal officials at the Lincoln Home National Historic Site in downtown Springfield.It is the 30th site to achieve such a designation, which