Security footage capturing the unprovoked stabbing in Charlotte became an accelerant for conservative arguments about the perceived failings of Democratic policies.

Gov. Jeff Landry, a Republican, welcomed news of the potential deployment to New Orleans, a city run by Democrats.

© Annie Flanagan for The New York Times

President Trump said his decision was motivated in part by his grudge against Colorado, a state he lost in all three of his runs for president.

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The ruling cited concerns about the appearance of bias, pointing to comments that the judge who presided over the trial of three former police officers reportedly made afterward.

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The Mississippi Civil Rights Museum put the gun on display Thursday, soon after the federal government released thousands of pages of records on the Till case.

© Imani Khayyam for The New York Times

Driving may be faster, but the inaugural train trips between Mobile, Ala., and New Orleans this week drew travelers eager for a different kind of adventure.