和往年的评估结果相比，俄亥俄州克里夫兰的进展最为迅速，从38名上升至14名，上升了24个名次，而罗德岛州的普罗维登斯上升了18个名次，排在第15位。
Compared with past years, Cleveland, Ohio, is the biggest gainer, moving up 24 spots from 38 to 14, while Providence, Rhode Island moved up 18 spots to No. 15.
这场辩论在俄亥俄州的克里夫兰举行，通过微软及国家广播公司的有线电视频道播出。
The debate was held in Cleveland, Ohio and broadcast by the MSNBC cable channel.
我们不知道有多少暗物质在我们的测量之外“，俄亥俄州克里夫兰市的Case Western Reserve大学的星系建模专家Christopher Mihos说。”
"We don't know how much dark matter is outside of what we're measuring," says galaxy modeller Christopher Mihos of Case Western Reserve University in Cleveland, Ohio.
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