The exercise begins Saturday and runs through Jan. 22. It will expand across 15 counties in largely rural central North Carolina.
The student-soldiers will practice infiltrating the country of "Pineland," which will stretch across Alamance, Anson, Cabarrus, Chatham, Davidson, Guilford, Hoke, Montgomery, Moore, Randolph, Richmond, Rowan, Scotland, Stanly and Union counties.
The Army says some residents may hear blank gunfire and see occasional flares.
Some form of the Robin Sage has been conducted for nearly 50 years.