Charlie Munger blasts 'ridiculous' idea that Warren Buffett enriched himself at his shareholders' expense

• Warren Buffett is facing scrutiny after ProPublica reported on his personal stock trades.
• Charlie Munger dismissed the idea that Warren Buffett would enrich himself over his shareholders.
• Buffett cares far more about Berkshire Hathaway than his own fortune, his business partner said.

Warren Buffett is in the rare and uncomfortable position of having his ethics questioned following ProPublica's report on his personal stock trades, but Charlie Munger delivered an impassioned defense of his business partner to CNBC this week.