Rep. Patrick Kennedy (D-RI) is the last Kennedy in Congress, and, after he announced today that he'll retire at the end of 2010, commentators are sizing up his legacy and the reasons he left, The Atlantic Wire's Max Fisher reports: opinions range from a plan to reclaim his father's Senate seat, recently won by Scott Brown, to a retirement motivated by not being the best Democrat for the race.

We want to hear what you think about this article. Submit a letter to the editor or write to