What's in David Rosenberg's portfolio?

David Rosenberg of Rosenberg Research talks with the Financial Post’s Larysa Harapyn about how Canada’s AAA credit rating loss is going to impact the loonie.

• Dave called it: Why Rosenberg saw a downgrade in Canada’s future
• David Rosenberg: Don’t fight the Fed? Why investors should be wary of market manipulation
• Beware bear market math: Three things that look good, but aren’t all they’re cracked up to be