Some airlines are stepping in to help feed air traffic controllers and other unpaid federal aviation workers who missed their first full paycheck on Tuesday, Day 28 of the government shutdown .

United Airlines told CBS News that it is helping support essential workers who are going unpaid during the stalemate in Washington, D.C.

"United is donating meals for air traffic controllers and other federal workers whose pay is delayed . We appreciate the hardworking federal employees who are keeping the air travel system running," the airline said in a statement.

United said that it's feeding workers at the airline's hubs across the country, including in Chicago; Denver; Houston; Los Angeles; Newark, N.J.; San Francisco; and Washington, D.C.

Delta Air Lines also confirmed to CBS News

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