But Opat emerged from the fall primary trailing Derus by only 173 votes , out of nearly 19,000 cast .
Derus , one of Minneapolis 's most durable politicians of the time , crushed Opat at the DFL nominating convention .
Opat emerged from the fall primary trailing one by only 173 votes , out of nearly 19,000 cast .
Derus , one of Minneapolis 's most durable politicians of the time , crushed Opat at the DFL nominating convention .