A look at the prison breakout of Richard Matt and David Sweat from Clinton Correctional facility, as well as a look back at some of the most daring and ingenious prison breaks in American history. 　　两名因谋杀罪入狱的犯人在刚刚过去的周末 从美国纽约州一处安全级别最高的监狱越狱。 犯人使用电动工具切开了囚室的钢壁，沿着管道布线找到附近下水道，又切开了下水道然后通过街面的下水道口逃走。