FBI is ‘looking into’ Jensen Huang, as critics pick over the weaknesses in Nvidia’s corporate governance structure

Good morning. On Fortune’s radar today:

• What did Jensen Huang know, and when did he know it?
• Markets: Oil down, everything else up.
• Leveraged ETFs are injecting volatility into tech stocks.
• Chart: Countries ranked by their negative exposure to El Niño.
• Zillennials’ self-promotion in the office—it’s called ‘loud working’—is driving their colleagues up the wall.

This story was originally featured on Fortune.com