AA 5136 then AA 1331 at Charlotte
Memphis → Charlotte → Washington National
Timetable, Charlotte time
08:11AA 5136 from Memphis at the gate
20:25AA 1331 to Washington National leaves the gate
12 h 14 apart on the timetable
AA 1331 leaves 12 h 14 after AA 5136 arrives on the timetable: more than half a day, so not a connection we count.