-snip- according to Canadian government officials, a biography of U.S. President Barack Obama provided to Prime Minister Stephen Harper shortly after Mr. Obama's inauguration last January qualifies as a state secret. Under the Access to Information Act, Canwest News Service requested all briefing materials provided to the prime minister ahead of Mr. Obama's visit to Canada in February. -snip- The 77 pages of heavily censored documents released to Canwest include memos to Mr. Harper from his foreign-policy adviser, a letter from Canada's former ambassador to the United States, Michael Wilson, as well as talking points to prepare Mr. Harper for...