"This is a wonderful country; it's the greatest nation on earth." Bishop Earl Walker Jackson, a descendant of slaves, is blasting what he calls anti-American

"This is a wonderful country; it's the greatest nation on earth." Bishop Earl Walker Jackson, a descendant of slaves, is blasting what he calls anti-American "indoctrination" at the Smithsonian National Museum of American History. Jackson, whose great-grandparents were enslaved, says Americans ar…