The Vermont senator distanced himself from the piece, which was written by one of his high-profile supporters and promoted by his campaign.
Sanders backed the Fordham law professor in two previous runs for office.
Sanders also backed Jumaane Williams for lieutenant governor but didn't endorse Cynthia Nixon for governor.
Keep your eyes on the attorney general race among Democrats Zephyr Teachout, Letitia James and Sean Patrick Maloney.
The Democratic congressman funneled $1.4 million from his federal re-election campaign to his state AG run.
A government watchdog alleges that Trump's continuing acceptance of foreign money is an "emolument" — and thus illegal.
Zephyr Teachout won't be coming to Congress.