The US training fighter pilots using a replica of China’s air defence system, the Wisconsin National Guard said, according to Newsweek A Wisconsin National Guard photo showed an “HQ‑16 towable surrogate target” at Volk Field during a July 25 aviation event in Oshkosh 0:00 INTRO 2:29 CHINA AIRS ‘CLOSE CALL’ WITH SUSPECTED US NAVY CHOPPER4:46 CHINA EXPANDS MILITARY FOOTPRINT IN SOUTH CHINA SEA6:00 WITH 2 MILLION TROOPS AND 3,300 AIRCRAFTS, HAS CHINA SURPASSED US?n18oc_world n18oc_crux