CNBC Daily Open: Is the battle against inflation getting tougher?

This report is from today's CNBC Daily Open, our international markets newsletter. CNBC Daily Open brings investors up to speed on everything they need to know, no matter where they are. Like what you see? You can subscribe  here .

Stocks fall
Wall Street tumbled Tuesday dragged lower by a 4.4% drop in Nvidia shares ahead of the chipmaker's earnings report. The tech-heavy Nasdaq Composite fell 0.92%, while the S&P 500 lost 0.6%. The 30-stock Dow fell 0.17%.

Palo Alto Networks dips
Shares of Palo Alto Networks fell 19% in extended trading, after the cybersecurity company lowered its full-year outlook. CEO Nikesh Arora said the forecast cut was due to a "shift" in strategy and "platform migration and consolidation," among other things.  

Amazon's Dow move
Amazon will replace Walgreens in the Dow Industrial Average, effective Feb. 26. "Reflecting the evolving nature of the American economy, this change will increase consumer retail exposure as well as other business areas in the DJIA," S&P Dow Jones Indices said in a statement. 

Middle East tensions
Tensions are rising in the Middle East as Yemen's Houthi rebels launched their most damaging strike yet on a ship in the Red Sea. Alarm is also growing over Israel's potential ground offensive into Rafah, where some 1.5 million Palestinians are sheltering.

[PRO] REITS to play
This may be a good time to invest in real estate despite pressure from high inflation and interest rates, according to market watchers. Pros say that exposure can come from real estate investment trusts and picked 5 REITS that are in play.

Is the last stage in the fight against inflation really the hardest?

Economists continue to push that notion in the face of recent troubling economic data.

Mohamed El-Erian, Allianz