Arsenal of Democracy Flyover Finds

Here's what I found at Friday's Arsenal of Democracy flyover:

118.9500 [ CSQ] Potomac Departure
134.3500 [ CSQ] DCA Tower - Helicopters (Airboss)
170.5125 [ $4C5] National Park Service - National Capital Parks Central

DC Trunked System talkgroup:
716 DCFD Special Events 1

Metropolitan Washington Airports Authority Trunked System talkgroups:
1696 Reagan National Operations (emergency landing incident)
2640 Fire 3L Reagan Alert (emergency landing incident)