AA 3576 then CZ 436 at O'Hare
Cleveland → Chicago → Shanghai
Timetable, Chicago time
22:05AA 3576 from Cleveland at the gate
18:50CZ 436 to Shanghai leaves the gate
20 h 45 apart on the timetable, overnight
CZ 436 leaves 20 h 45 after AA 3576 arrives on the timetable: more than half a day, so not a connection we count.