P.M. Edition for Dec. 20. For a growing number of men, what started as an interest in meme stocks or crypto has turned into a gambling addiction. WSJ markets reporter Gunjan Banerji went to Gamblers Anonymous meetings to understand more. And U.S. lawmakers are racing to avoid a government shutdown at midnight. Katy Stech Ferek, who covers Congress for The Wall Street Journal, gives us her read from the Hill. Plus, at least two people were killed and more than 60 wounded in an attack at a Christmas market in eastern Germany. You can follow the developing story on wsj.com. Alex Ossola hosts.

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