Photos of the Day: A Whale Carcass and Michelle Obama

Riyadh, Saudi Arabia

Members of Cirque du Soleil perform at the King Fahd International stadium to mark Saudi National Day

Photograph: Ahmed Yosri/EPA

Alton, US

A train carrying sand and soya bean oil derails in north-west Iowa

Photograph: Social Media/Reuters

Sydney, Australia

Visitors look at a whale carcass washed up on Wattamolla beach, south of Sydney. Increased shark activity has forced the closure of the popular swimming spot

Photograph: Dean Lewins/AAP