Authorities are investigating the alleged 'vaccine hopping' of some fully inoculated individuals. One of them supposedly took three doses in two Metro Manila cities in just three months. <br /><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