He's living
Because he is still alive.
If he is "in Winston-Salem", the brain teaser probably intends to indicate that he is still alive, which is why he would not be buried at all, no matter where.
because they are still alive
Sure he can. Many families have burial plots in places where sons or daughters are not living. A body can be transported across country or to another country as long as proper documentation is done and the costs are paid.
Because he`s not dead yet
a dead person
The Mississippi river
a dead person
In the Mississippi river.
a person
Hernando de Soto He became ill while exploring the Mississippi River and upon his death his men buried him in it.