In a few hours, maintenance activity for the country's Air Traffic Management System will begin. But flights will still be allowed to take off or land at Manila's main gateway.<br /><br />Senior correspondent Gerg Cahiles gives us a look at the preparations.<br /><br />Visit our website for more #NewsYouCanTrust: https://www.cnnphilippines.com/<br /><br />Follow our social media pages:<br /><br />• Facebook: https://www.facebook.com/CNNPhilippines<br />• Instagram: https://www.instagram.com/cnnphilippines/<br />• Twitter: https://twitter.com/cnnphilippines
