Kamala Harris’ multiracial roots reflect changing demographics of U.S.
				
																	
								
				Some 42 million Americans now identify as multiracial, according to the U.S. Census Bureau; the future of America will look even more diverse; the trend has been met by confusion, upset and worse from some of the U.S.’s shrinking white majority				
			
			
			
			
						
						
						
					
		