Ken Griffin's flagship Citadel fund rose almost 6% in July after buying most of Situational Awareness's public stocks at a discount. Citadel is up almost 12% on the year. Fallout from the troubled artificial-intelligence Situational Awareness hedge fund is still rippling through markets. Bloomberg's Hema Parmar reports on "Bloomberg Open Interest." (Correction: This video has been updated with a graphic reflecting Citadel's performance)