It was complete chaos, NAIA was unprepared to cope with the breakdown of air travel which resulted in thousands of passengers needing updates, transportation, food & accomodations.

Naia power outage, tech glitch shut PH airspace | #NAIADown #Philippines #AirTravelPH | Inquirer News
https://newsinfo.inquirer.net/1711413/naia-power-outage-tech-glitch-shut-ph-airspace?utm_source=gallery&utm_medium=direct

"As of 7:30 pm on Sunday, more than 360 flights had either been canceled, diverted to other airports, or delayed, said the Manila International Airport Authority (MIAA), which manages the Ninoy Aquino International Airport (NAIA).

More than 65,000 passengers have been affected at #NAIA, the main international airport that serves #MetroManila and nearby provinces."

'Technical issues' halt #NewYear flights at #NAIA (5th Update) | #AirTravelPH | Rappler
https://www.rappler.com/nation/technical-issues-halt-new-year-flights-naia-january-1-2023/

"AirNavigation systems cover a wide range of things that aid air navigation – including the landing area, runway lights and navigation aides, equipment monitoring the weather and wind conditions, communication and navigation devices, and the like. #MIAA did not specify which part of the system was compromised."

'Technical issues' halt #NewYear flights at #NAIA | #AirTravelPH 🇵🇭
https://www.rappler.com/nation/technical-issues-halt-new-year-flights-naia-january-1-2023/