US stock market today: Wall Street drifts in mixed trading; oil prices rise another 3%

The S&P 500 slipped 0.2% despite a majority of its stocks trading higher.

Micron Technology declined 1.6% after rallying 14.4% over the previous two sessions, remaining up nearly 235% year-to-date.

Alphabet, Google's parent company, is expected to report quarterly results after market close, providing insight into AI investment returns.

Oil prices rose another 3% as conflict with Iran intensified.

AT&T rose 4.4% after posting quarterly earnings that surpassed analysts' forecasts.