更正给定文章中所有的语法错误。
这篇文章是关于最近发生在城市中的犯罪。作者进行了一系列的采访，在他的调查中发现了许多惊人的事实。警察局的一名发言人告诉我们犯罪率已经在过去的几年中上升了70%。这一现象不仅仅是城市独有的，全国范围内都有同样的趋势。
This article is about recent crime in the city. The author conducted a series of interviews and discovered many shocking facts in his investigation. A spokesperson for the police department told us that the crime rate has increased by 70% in the past few years. This phenomenon is not unique to the city; it is a nationwide trend. 

(corrected)