AA 2976 then CZ 438 at O'Hare
Minneapolis → Chicago → Shanghai
Timetable, Chicago time
07:14AA 2976 from Minneapolis at the gate
19:25CZ 438 to Shanghai leaves the gate
12 h 11 apart on the timetable
CZ 438 leaves 12 h 11 after AA 2976 arrives on the timetable: more than half a day, so not a connection we count.