Stock market news live updates: Stock futures point to a higher open amid vaccine optimism

Stock futures rose Tuesday morning, with the S&P 500 closing in on a record level as hopes for a vaccine and further stimulus spurred a global risk rally.
Russias President Vladimir Putin said Tuesday that Russia became the first country globally to give regulatory approval to a Covid-19 vaccine, with the move coming less than two months after human testing of the inoculation began. The vaccine still must complete final trials, though mass production is expected by the end of the year.

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