BR 608 then CZ 2502 at O'Hare
Anchorage → Chicago → Shanghai
Timetable, Chicago time
08:45BR 608 from Anchorage at the gate
20:50CZ 2502 to Shanghai leaves the gate
12 h 05 apart on the timetable
CZ 2502 leaves 12 h 05 after BR 608 arrives on the timetable: more than half a day, so not a connection we count.