http://www.startribune.com/sports/twins/164351676.html
One revalation I found interesting is that the Twins explored trading him after 2010 (which was when there was also so much contract extension talk).
Quote:
Insiders say the Twins and Blue Jays discussed a deal that would have swapped Liriano for lefthander Ricky Romero. The Yankees offered righthander Ivan Nova and infielder Eduardo Nunez.

