Background material:

• In a video, Mr. Liptak breaks down the Second Amendment and looks at how it is interpreted today.

• Despite immense pressure to pass gun legislation, members of Congress are deeply divided and the prospects for a consequential agreement seem slim.

• John Paul Stevens, a retired Supreme Court justice, wrote an Op-Ed in The Times calling for the repeal of the Second Amendment.

• We also have six stories and charts to help you better understand gun violence in the United States.

Tune in, and tell us what you think. Email us at thedaily@nytimes.com. Tweet me at @mikiebarb. And if you’re interested in advertising with “The Daily,” write to us at thedaily-ads@nytimes.com.

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