Answer:
The man over there in the green jacket: a former professional football player; owns the drugstore in the little shopping center, near the fire station.
Step-by-step explanation:
There are many ways to put the punctuations which are all correct. You can also use that semicolon because you have two related independent clauses in the sentence.
The man over there in the green jacket, a former professional football player, owns the drugstore in the little shopping center near the fire station.