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It's now Day 6 of the shutdown, and the Democratic minority leader has challenged the Republican House speaker to a televised debate on the impasse over reopening the federal government. President Donald Trump says federal workers are already being laid off, escalating an already tense situation with no mutual trust among Washington lawmakers. Leaders in both parties are betting public sentiment has swung their way, putting pressure on the other side to cave.

Meanwhile, a federal judge late Sunday temporarily blocked the Trump administration from deploying any National Guard units to Oregon, after a legal whirlwind that began hours earlier when the president mobilized California troops for Portland. The same judge had blocked him from using Oregon’s National Guard the day before. Trump has also moved to deploy 300 National Guard troops to Chicago as federal immigration agents adopt increasingly combative tactics in the city.

The Latest:

Chicago mayor’s order blocks immigration agents from using city land for operations

Chicago Mayor Brandon Johnson has barred federal agents from using city-owned property as staging areas.

The Democrat signed an executive order Monday aimed at federal immigration agents who have stepped up operations in the nation’s third-largest city. It applies to parking lots, garages and vacant lots.

Chicago already has some of the country’s strongest so-called sanctuary laws, which generally bar local police from cooperating with federal immigration agents. Johnson says the federal government cannot “disregard our local authority.”

He says the city will also provide official signage to private property owners and leaseholders if they “wish to protect their spaces from being used for civil immigration enforcement.”

Government shutdown threatens food aid relied on by millions in US

A food aid program that helps more than 6 million low-income mothers and young children will run out of federal money within two weeks unless the government shutdown ends, forcing states to use their own money to keep it afloat or risk it shutting down, experts say.

The $8 billion Special Supplemental Nutrition Program for Women, Infants and Children, also known as WIC, provides vouchers to buy infant formula as well as fresh fruits and vegetables, low-fat milk and other he