Australian ambassador to China Graham Fletcher, right, speaks to reporters near a barricade tape outside the No. 2 Intermediate People's Court after he was denied to attend the espionage charges case for Yang Hengjun, in Beijing, Thursday, May 27, 2021. Fletcher said it was “regrettable” that the embassy was denied access Thursday as a trial was due to start for Yang, a Chinese Australian man charged with espionage. (AP Photo/Andy Wong)