The S&P 500 needs to show defining strength Tuesday after a technical rebound Monday, says Kevin Green. He offers insight into the index futures as crude oil prices move higher. That's not the only geopolitical mover, with KG touching on President Trump delaying his meeting with China's president "by a month or so." He later offers takeaways from Nvidia (NVDA) CEO Jensen Huang's keynote speech during the GTC 2026 keynote speech, including expectations of $1 trillion in revenue through 2027 and a partnership with Uber Technologies (UBER).