Nvidia's big week, Warren Buffett's new stake, Jeep's turnaround efforts and more in Morning Squawk

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Here are five key things investors need to know to start the trading day:

After last week’s losses and with Nvidia’s can’t-miss earnings report on the horizon, investors are wondering what’s next for the artificial intelligence trade. Can the sector that has captivated Wall Street and Silicon Valley in recent years once again lead the market, or are investors in for more choppiness?

Here’s what to know:

Months after former Federal Reserve Governor Adriana Kugler’s mysterious resignation, an ethics report released Saturday shows she broke the central bank’s stock trading rules.