The president called out “the most egregious, socialist, semi communist, probably not full communist" programs as those that will be impacted.

During a government shutdown, only programs deemed essential for protecting life and property are kept operational.

Air Traffic Controllers More than 13,000 controllers will continue working without pay. Training for new controllers will continue using prior-year funds. During the 2018-2019 shutdown, some safety checks and proactive measures were paused, which led to temporary flight halts and delays.

While Social Security checks, mail and student loan bills will still be delivered, millions of workers are still set to suffer financial hardship.