Market Open: Bond Yields Fall, Inflation Data Hot, Tech and AI Stocks Slide

This CNBC business news update covers the market open as bond yields drop sharply, tech shares sell off, and new U.S. inflation and retail sales data arrive. It reviews how investors are reassessing AI-related spending, consumer strain, and geopolitical developments affecting markets.

Key areas covered:
- Market moves: Dow higher on a Walmart upgrade; S&P 500 and Nasdaq lower as chip and tech shares fall.
- Rates and bonds: 10-year Treasury yield falls to 5.05% as investors seek safety.
- Inflation data: September PPI and retail sales come in hotter than expected, with gas prices driving retail sales.
- Consumer signals: Higher rates for mortgages and car leases; Walmart upgrade cited as an inflation beneficiary.
- Geopolitics: U.S. reportedly considers a large bomb in the Iran conflict; Hormuz ship strikes increase.

Designed for viewers tracking daily market drivers, inflation, consumer trends, and geopolitical risk. It provides a concise snapshot of the forces shaping stocks, bonds, and economic sentiment at the open. Viewers can use it to follow the key data points and themes likely to influence portfolio and pocketbook decisions.