About CNN Student results of 6,461
81:28
94:48
82:00
76:14
59:29
48:37
54:14
42:03
39:34
31:18
47:51
31:49
36:57
49:56
39:34
31:11
59:53
29:35
23:24
28:35
53:13
28:33
56:23
30:18
46:15
46:04
59:34
26:50
27:41
39:05
30:33
39:49
32:47
44:48
49:54
38:08
21:30
35:56
33:45
19:15
34:34
51:15
34:53
67:00
44:51
44:26