Members of the Hong Kong Army Cadets Association (HKACA) (in green), set up in 2015, pose for a group photo after taking part in an annual flag raising ceremony in Hong Kong on May 4, 2018. - Hong Kong's military-style youth groups rejected Chinese foot drills at an annual flag-raising ceremony Friday after pressure to change their marching traditions inherited from the British colonial era. (Photo by Anthony WALLACE / AFP) (Photo credit should read ANTHONY WALLACE/AFP/Getty Images)
