Russia's plot to wield social media as a weapon against America and aid Donald Trump in the process was more massive and sophisticated than previously understood, according to a pair of reports released Monday. While much of the attention has been focused on Twitter and Facebook, Instagram appears to have played a large role as well. And, the new studies warn, Moscow's attack continues. —Josh Petri

Here are today's top stories

U.S. equity indexes slid to their lowest close in 14 months as investors weighed the impact of the Fed on growth in a market already anxious over trade, geopolitical tensions and a possible government shutdown.

President Trump isn't inclined to support a stopgap spending measure that would avert that shutdown, which could come in time for Christmas.

Malaysia filed the first criminal charges against Goldman Sachs in relation to the 1MDB scandal.

NYC's subway chief warned the system may enter a "death spiral" without a quick $40 billion infusion. And put down that phone: Uber's prices in the city are about to jump as well.

Sunny Isles Beach, located on a barrier island north of Miami, is the center of a Russian baby boom. But it's not about the passport, the new mothers insist.

Bloomberg Businessweek examines the future relationship between the Hyperloop and the suburbs. A housing shortage, coupled with America’s aging highways and commuter rail lines, can make the idea of being shot out of a train cannon sound downright appealing.

What's Joe Weisenthal thinking about? The Bloomberg news director is reflecting on the one-year anniversary of Bitcoin's price peak. With prices collapsing, Joe says crypto may end up being just a neat science project.

What you'll need to know tomorrow

• U.S. student loan debt has doubled since the end of the recession.
• Want to cut your tax bill? Keep reading.
• Goldman Sachs says its time for equity investors to get defensive.
• This man is taking on Boeing, and a $22 billion jet order is at stake.
• Investors are piling into risky loans again.
• Oil closed below $50 a barrel for the first time in a year.
• Inside the hidden lives of New York's last aristocrats.

What you'll want to read tonight

Lincoln Is Bringing Back the 'Suicide Doors'

Ford's Lincoln luxury line, hoping to recapture its Rat Pack glory days, is bringing back "suicide doors" on a special edition of its Continental sedan. The classic 1961 model—which also featured doors that swing open like a clam shell—became known as the Kennedy Lincoln because it was favored by the 35th president.

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