A protest at City Hall was organized by a conservative influencer to draw attention to a fraud scandal in the state. He was chased by counterprotesters lobbing water balloons in frigid temperatures.

In previously unreported remarks, the White House press secretary Karoline Leavitt told CBS News that Mr. Trump would “sue” the news outlet if it did not air an interview unedited.

Snow that fell over parts of the Northeast on Saturday offered a preview of another storm that could bring even more snow on Sunday, extending as far south as Georgia.