Definition: In this task, you are given a statement spoken by a politician in natural language. Your task is to generate the subject of the discussion for the given statement. The subject generated is not necessarily a part of the given input. Your answer should contain one or more words.
Input: Says the United States has the highest incarceration rate in the world with 2.3 million inmates, and the majority of Americans are imprisoned because they sold small amounts of drugs.

marijuana