AA 3989 then CK 626 at O'Hare
Cedar Rapids → Chicago → Shanghai
Timetable, Chicago time
19:49AA 3989 from Cedar Rapids at the gate
19:15CK 626 to Shanghai leaves the gate
23 h 26 apart on the timetable, overnight
CK 626 leaves 23 h 26 after AA 3989 arrives on the timetable: more than half a day, so not a connection we count.