AA 6300 then CK 626 at O'Hare
Columbus (Ohio) → Chicago → Shanghai
Timetable, Chicago time
11:00AA 6300 from Columbus (Ohio) at the gate
00:01CK 626 to Shanghai leaves the gate
13 h 01 apart on the timetable, overnight
CK 626 leaves 13 h 01 after AA 6300 arrives on the timetable: more than half a day, so not a connection we count.