ORLANDO — The National Geospatial-Intelligence Agency is seeking what it calls innovative means of finding, tracking and cataloging illicit activity in China’s backyard. The agency, tasked with analyzing overhead imagery, monitoring buildup of foreign materiel and mapping the Earth for military purposes, on May 6 published a commercial solutions opening asking companies to pitch their products for Project Aegir, meant to deepen U.S. understanding of what’s happening around the world. Ballooning