AP Photo

There are few second acts in political lives. This is a truth Tony Blair appears to be discovering the hard way. The former British prime minister, now most famous for being the most eloquent salesman for the American-led war against Saddam Hussein, has kept a low profile since he left Downing Street five years ago. Even his work as the Quartet's representative to the Middle East has attracted little attention. Now, however, the word on the London Street is that Blair wants to "re-engage" with British politics.