Wall Street ended nearly flat as hotter-than-expected US inflation complicated the Federal Reserves interest-rate outlook. Investors turned cautious ahead of Nvidias earnings, while resilient economic growth offered some support. Markets are also watching Fed Chair Kevin Warshs Jackson Hole speech for clues on Septembers interest-rate decision and policy direction.

Investors turned cautious ahead of Nvidia's earnings and a closely watched inflation report. Both are due later this week.

Traders awaited inflation data along with Nvidia's latest quarterly results. Both are due Wednesday.

Nasdaq Futures Lower Before Nvidia Earnings