1. A communications system, comprising: a plurality of mobile devices that each include a network subsystem and a positioning subsystem, the network subsystem automatically assembling a wireless network among the mobile devices for information transfer and automatically assigning at least one unique identification number to each mobile device, the positioning subsystem automatically generating position information of each mobile device; and at least one control system coupled for information transfer with the plurality of mobile devices, the control system tracking and mapping individual positions of each mobile device using the position information and identifying each mobile device on the map using the identification number.