Chapo escaped from prison back in 2001, to the immense embarrassment of the Fox administration. (He left in a laundry cart, I kid you not.) At the time, it was seen as an example of opposition incompetence; the PAN had only been in power about a year. Now the Pena Nieto administration (PRI) is the one with egg on its face.
The sensational Shawshank-like jail break last month in New York state involved the corruption of one prison employee. This Mexican jailbreak, however, is corruption on an institutional-scale. See the article below, which Mighty Whig has posted in full. As you will notice, the tunnel has its own rails and a modified motorcycle. Priceless.