US futures rebound from huge sell-off last week as oil prices retreat sharply

U.S. futures are rebounding from a major market sell-off Friday with a boost from sharply declining oil prices on hopes for progress in diplomatic efforts between the U.S. and Iran.Futures for the S&P 500 advanced 0.5% Monday, while those for the Dow Jones Industrial Average rose 0.6%. Nasdaq futures rose 0.8%.U.S. stocks fell Friday in their worst day since June as investors dumped artificial intelligence and tech stocks. There is growing concern that the massive investments in AI will not pay off, at least not fast enough.Apple will report its latest earnings results after the bell Monday along with Palantir Technologies. Advanced Micro Devices will report its quarterly results on Tuesday.Last week, earnings reports from Google parent Alphabet Inc. and Amazon rattled markets and raised fresh questions over whether their massive AI-related spending.Shares of both Marvell and Lumentum are falling after the announcement of an all-stock deal for Lumentum worth about $115 billion, includi