Ottawa, Canada, Nov. 30 (UPI) -- Busloads of protesters began rolling into Canada's capital, Ottawa, before sunrise Tuesday in anticipation of U.S. President George W. Bush's first state visit. ... Meanwhile, air space over Ottawa will be closed, and Toronto police and Ontario Provincial Police will bolster security at the capital, the Ottawa Citizen reported. Protests are planned in at least five cities coast to coast, from Halifax to Vancouver.