
Arleigh Burke-class destroyer USS Decatur, left, and Chinese warship PRC 170, right, during what the US Navy called an unsafe and unprofessional incident in the South China Sea on Sept. 30, 2018. US Navy photo, obtained by gCaptain.
China ratcheted up its response to U.S. Navy freedom of navigation operation over the weekend, sending a Luyang-class destroyer on a near-collision-course with USS Decatur (DDG-73), but the reasoning behind the move is likely more nuanced than defending territory.