Brian G. Nichols considered himself a "soldier on a mission" the day he terrorized a courthouse and a city with a gun, according to a law enforcement official who witnessed Nichols' first statement to authorities. The official said Nichols, who was being tried in a rape case when Friday's deadly shooting spree occurred, considered himself a wrongly accused man in a legal system unfair to African-Americans. After his capture Saturday afternoon, Nichols gave a three-hour statement to local, federal and state law enforcement agents at FBI headquarters in DeKalb County. In an interview with The Atlanta Journal-Constitution, the official said...