Terminal Radar Control Facility. A terminal ATC facility that
uses radar and nonradar capabilities to provide approach control
services to aircraft arriving, departing, or transiting airspace
controlled by the facility.
"By our count, nearly 8800 flights have been canceled
at major US airports between Friday, December 19th and Sunday
afternoon on December 28 seriously disrupting holiday travel for
over 1 million passengers. With capacity cuts and high estimated
load factors, travelers subject to cancellations have had an awful
time with 2-3 day waits for a seat on another flight
Source: Airline performance watchdog
FlightStats.com, which adds on the six busiest travel days in that
10-day holiday travel period, less than half of the scheduled
flights arrived on time. December 21 was the worst of those, with
only 39% of flights arriving with 15 minutes of their schedule.