More than 1 million people are expected to crowd London's streets Friday for the wedding between Prince William and Kate Middleton. While royal fans speculate about the wedding dress, British police are fretting over security. Check out five questions (and answers) about the plan for keeping the royal family safe.
In this June 23, 2005 photo, Kate Middleton smiles following her graduation from St. Andrews University, Scotland.
Britain's Duchess of Cambridge (Kate Middleton) speaks to a child after opening The Treehouse, a children's hospice, in Ipswich, England, March 19, 2012. Her dress caused as much of a stir as her first public speech as the Duchess.
In this 1931 file photo, Ronald Reagan poses in his lifeguard uniform in the summer of his sophomore year at Eureka College in Eureka, Ill. Sunday, Feb. 6, 2011 marks the centennial anniversary of Reagan's birth.
Barbara Walters is shown with pop sensation Justin Bieber during an interview for 'Barbara Walters Presents: The 10 Most Fascinating People of 2010,' an hour-long ABC News special which aired Dec. 9.
A police officer organizes packages of seized marijuana as it is displayed to the press in Cali, Colombia. Police seized more than two tons of marijuana, which authorities say belonged to a gang linked to rebels of the Revolutionary Armed Forces of Colombia (FARC).
Britain's Prince William and his fiancee Kate Middleton pose for a photograph in St. James's Palace in London, England, on November 16. The couple will wed on Friday, April 29, 2011 at London's Westminster Abbey, Prince William's office said on Nov. 23.