STOCKS SOAR: Here's what you need to know

Stocks rallied Tuesday, with the Dow Jones industrial average posting its biggest gain since April. While tech stocks led the advance, real estate was the only sector in the red.

Here's the scoreboard:

• Dow: 21,907.92, +204.17, (0.94%)
• S&P 500: 2,453.53, +25.16, (1.04%)
• Nasdaq: 6,301.07, +87.95, (1.42%)

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1. Chevron CEO John Watson is stepping down from his post atop the nation's second-largest oil company, according to a report from the Wall Street Journal. A leading candidate to succeed him is Michael Wirth, Chevron's vice chairman, the WSJ said. Wirth could help rein in costs.

2. US luxury homebuilder Toll Brothers Inc reported a better-than-expected quarterly profit, helped by strong demand for its homes in an improving job market. Toll cut the top end of its adjusted gross margin forecast for fiscal year ending October 2017 and its full-year revenue forecast range.
3. BHP Billiton is exiting its underperforming US shale oil and gas business after some shareholders called for a sale. The world's largest miner reported a surge in full-year profits.

Additionally:

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A top Facebook analyst has a $21 billion question for Mark Zuckerberg