This is your definitive answer*, Cap Mongo and as a proof, next time note the wind direction. If the return to NAV commands a turn into the wind, you have your answer with confirmation.
*With respect to the aircraft switching from HDG to NAV. The "TO" waypoint could very well be the same airspace fix or navaid as before.
Last edited by vapilot2004; 15th Dec 2017 at 21:00.
Reason: Added clarification