Toronto Star: When it comes to oil and pipelines these days, leaks seem to be inevitable. Not so much actual oil leaks but leaks from government that are designed to bamboozle U.S opponents of the Keystone XL pipeline into believing that Canada is serious about reducing the greenhouse gases churned out during production of the oil running through the pipeline. The latest leak occurred last Friday when Stephen Harpers team leaked to the CBC a letter Harper has sent to U.S. President Barack Obama formally proposing...