Martin Luther King Memorial Dedication Finds

Here's what I found at Sunday's dedication of the Martin Luther King Memorial:

DC Trunked System Talkgroups:
2096 DCFD Special Events 1
33584 Department of Health Tac (primary use)
33872 Emergency Management Agency (sometimes patched to analog 59216)
34448 Department of Health
35600 Traffic Management Center

Joint National Capital Region Talkgroups:
2146 Traffic/pedestrian control

166.7250 [127.3] Park Police (Ch. 1)
453.4750 [146.2] Red Cross

WMATA talkgroup 58032 was also active briefly; unknown if it was used for the event.