“Mabel, Mabel, sweet and able, get your elbows off the table!” The nursery rhyme may be outdated, but the elbows-on-the-table etiquette rule that it preaches has endured—and for good reason.

Pritzker said sending the Guard to Chicago would be "un-American." Department of Homeland Security Secretary Kristi Noem on Sunday would not divulge specifics about potential plans to deploy the ...