The 10th annual National Civil Rights Conference is underway at Miami University's Oxford campus. This is the first time the event has been held in the Midwest. A historical marker was unveiled Monday acknowledging the lynching deaths of two men, Henry Corbin in 1892, and Simeon Garnet in 1877. They were among 4,000 lynchings nationwide, and 15 in the state of Ohio during the reconstruction period after the civil war. The ceremony is marker is located at the Dr. Martin Luther King Junior Park uptown.