Children dressed in their Halloween costumes gather outside a neighbor's apartment waiting to get candies the night before Halloween in Beijing, China, Wednesday, Oct. 30, 2013. (AP Photo/Alexander F. Yuan)
Children make their scary monster faces on Tuesday, Oct. 29, 2013, as Carol Carpenter reads Skeleton Hiccups by Margery Cuyler during a Halloween-themed story time at the Keewaydin Branch of the Mid-Columbia Libraries in Kennewick, Wash. (AP Photo/The Tri-City Herald, Kai-Huei Yau) LOCAL TV OUT; LOCAL RADIO OUT KONA
Karis, an 8-week-old lion cub, growls at a pumpkin as she explores a Halloween treat put in her enclosure by staff at Blair Drummond Safari Park near Stirling, Scotland, Tuesday, Oct. 29, 2013. (AP Photo/Andrew Milligan, PA Wire)
A diver in a skeleton costume feeds fish during a media opportunity to mark Halloween at the Sea Life aquarium in Berlin, Monday, Oct. 28, 2013. (AP Photo/Markus Schreiber)