US President's daughters Sasha, right, and Malia Obama walk in Corso Como shopping street in Milan, Italy. (AP)
Michelle Obama embraces Agnese Landini, wife of Italian premier Matteo Renzi, while he greets her daughters Sasha, left, and Malia, as she arrives at the Santa Maria delle Grazie church to see Leonardo's masterpiece "The Last Supper", after participating in a cooking demonstration at the James Beard American Restaurant with Italian and American middle school students in Milan, Italy. (AP)
Michelle Obama her daughters Sasha and Malia disembark from a plane as they arrive at Malpensa airport. (AP)
Michelle Obama greets local authorities as she arrives with her daughters Sasha and Malia at Malpensa airport in Milan, Italy, as part of her European trip. (Reuters)
Michelle Obama, Sasha and Malia (AP)
Sasha and Malia leave Number 10 Downing Street in London, Britain. (Reuters)
Sasha and Malia (Reuters)
Sasha arrives to join her mum and sister Malia to visit British Prime Minister David Cameron and his wife Samantha at 10 Downing Street, in London. (AP)