After "Balikatan", "Salaknib" and "Cope Thunder," Filipino and American troops are again preparing for another round of joint exercises. This time, the drills will focus on combined operations on Marine forces.

Senior correspondent David Santos reports.

Visit our website for more #NewsYouCanTrust: https://www.cnnphilippines.com/

Follow our social media pages:

• Facebook: https://www.facebook.com/CNNPhilippines
• Instagram: https://www.instagram.com/cnnphilippines/
• Twitter: https://twitter.com/cnnphilippines