For Want of a Nail...Queen's Colt Loses Epsom Derby (and a Shoe)

If you look closely at this photo by David Davies/PA mirrored from The Guardian newspaper in England, you can see Carlton House's shoe landing on the grass of the Epsom Racecourse as he was charging home in the 2011 Epsom Derby last weekend. Carlton House (red sleeves) was favored to win, and his victory would have brought great joy to his owner, Great Britain's Queen Elizabeth, who is now 85