Nowadays, your ebony specimen chooses to sit at the back of the bus , so they can get up to all manner of mischief !
I don't think it's appropriate to say this considering the history of American transport.
Umm in the modern times we should not trust them. They are trouble makers after all.
It's wrong to generalize blacks and calling them trouble makes. Not all blacks are same. They're not different than people of any other race.