Elizabeth Warren and Cory Booker are considering tele-town halls so they can beam into early-voting state campaign events. Advisers to Bernie Sanders hope his star supporter, Rep. Alexandria Ocasio-Cortez (D-N.Y.), will stand in for him in Iowa. And Amy Klobuchar is preparing to scramble onto late-night flights while sending a small army of supporters to campaign in her stead…

Already, the entire field is urgently stockpiling endorsements, sharpening attacks and pouring money into television ads in recognition of the fact that the next several weeks — a time frame already split by the holidays — could be their final chance to leave a lasting impression with voters before an all-consuming trial begins early next year.

“I can barely imagine how nerve-racking and stressful it is,” Sen. Richard Blumenthal (D-Conn.) said of the plight of his Senate colleagues. “The organizers of events are all going to say, ‘If you fail to be at this event, you’ve lost.’ They’re all jealous lovers.”