Since ive been gone . What has been going on. And. Hes back. Barack 0bama has returned to The Public Eye with a speech in his hometown of chicago. Im katty kay in washington, Christian Fraser is in paris. If you ever wanted an election about change, try france this weekend. French voters have just upended decades of political tradition, ousting the main parties and promoting two outliers. In almost equal numbers they voted for a young, centrist man who doesnt even have a party and an older, far right woman who captured a desire for nationalist revival. The two candidates will debate on wednesday and face each other in a second round vote on may the 7th. The meteoric rise of Emmanuel Macron has been remarkable he resigned from the Socialist Party a year ago and no one thought hed do this well. Equally showstopping is Marine Le Pen, whos transformed the Front National and made it a force in this race. The bbcs Lucy Willamson has this report. Two years ago, he was a new face in politics.