Concerns over the state of the U.S. and China economies, the world's two biggest, weighed on markets Thursday despite …

9 photos

6 photos

13 photos

20 photos

10 photos

15 photos

23 photos

25 photos

20 photos

15 photos

10 photos

9 photos

11 photos

31 photos

4 photos

8 photos
Concerns over the state of the U.S. and China economies, the world's two biggest, weighed on markets Thursday despite …