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.

Under the new Arizona immigration law, police can't stop someone to check their immigration status unless they think they see something illegal.
immigration

One international flight a day in a wide-bodied jet ... one flight daily generates $150 million a year and approximately 2,300 jobs.
economy

"We spend a staggering amount of money on health care over $2-trillion and almost twice as much as any other country per person."

health-care