In this task, you are given a sentence in the Japanese language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).

「竜巻かテロ攻撃だと思った」とミシシッピ州のガードのベン・ハンズブロウは語った。
"I thought it was a tornado or a terrorist attack," said Mississippi State guard Ben Hansbrough.

移民問題はアメリカにとって二極化する問題となっており、アメリカ社会を構成する本質的な一部となっている。
The issue of immigration has become a polarizing subject in the U.S., and one that has been an intrinsic part of the fabric that makes up the American society.

シカゴ大学で、事例は1998年から25倍に増えた。

Cases have multiplied by 25 times since 1998 at the University of Chicago.