现在在伊利诺伊州西北大学的研究者们，当时由德尔克·布洛克曼带头，对超过五十万张一美元钞票在五年内的活动情况进行了分析。
Researchers led by Dirk Brockmann, now at Northwestern University in Illinois, analysed the movements of more than half a million US one-dollar bills as they were passed around over five years.
他找出一张地图和一张记录怀俄明、内布拉斯加、艾奥瓦、伊利·诺伊和印第安纳州的动物庇护站的名单，然后就开始打电话。
Got out a map and a list of animal shelters in Wyoming, Nebraska, Iowa, Illinois and Indiana, and began telephoning.
几秒钟后，科斯蒂尼亚因为故意手球，吃了俄罗斯裁判瓦伦丁·伊万诺当晚第一张红牌。
Just seconds later referee Valentin Ivanov showed the first red card of the night as Costinha picked up his second yellow for a handball.
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