Deborah Moore of Milwaukee was in a familiar setting Friday morning. She walked through the exhibits at America’s Black Holocaust Museum absorbing information about slave revolts on the Amistad and figures in Black music. She hadn’t done that in years, not since the museum closed in 2008 soon after the death of its founder, James Cameron. The museum officially reopened Friday morning, drawing crowds to celebrate its reemergence after nearly a 14-year absence. “It really is an incredible experience, and it is a very emotional experience,” Moore said. “When I heard that it was reopening, I was ecstatic. Our young...