I couldn’t have done anything that I’ve done without Michelle. Not only has she been a great first lady, she is just my rock. I count on her in so many ways every single day. 44th President of the United States, Barack Obama about First Lady Michelle Obama.
Argentina's President Mauricio Macri (2nd R), US President Barack Obama, US First Lady Michelle Obama (L) and Argentina's First Lady Juliana Awada (R) pose for a picture upon arrival for a dinner at the Kirchner Cultural Centre in Buenos Aires on March 23
Michelle Obama's Let's Move! campaign - in pictures