A crowd of black people are gathered and one person has a backpack on .
There is a better than even chance that a crowd of teenage black people are waiting for the school to open and one of them has a backpack .
There is a better than even chance that a crowd of teenage black people are waiting for the school to open and one of them has a backpack .
Chances are slight that a crowd of teenage black people are waiting for the school to open and one of them has a backpack .
A crowd of teenage black people are waiting for the school to open and one of them has a backpack .