It’s been over half a year since China dropped its zero-Covid policy and reopened its borders, but U.S.-China air travel is a long way from bouncing back. Weekly flights between the world’s two biggest economies remain down around 95 percent from pre-pandemic levels. Geopolitics is getting in the way of a recovery. Both the U.S. and China have imposed caps on the number of permitted weekly flights by airlines from each others’ countries, although the Biden administration approved a mode