WASHINGTON, Nov. 17, 2006 -- Military children interested in helping Santa this year have until Nov. 21 to submit their application to participate in the first “Top of the World Toy Summit” at the North Pole. America Supports You and Operation Homefront, with the support of Wal-Mart, are facilitating this “meeting of the minds” Nov. 29, to help Santa ensure kids around the world have a fun-filled holiday season. Operation Homefront will select 20 servicemembers’ children from applications received through its Web site to serve as “ambassadors of fun” during the summit to be held in North Pole, Alaska,...