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Each airline was required to cut 4% of its traffic Friday, with the goal of cutting 10% by the end of this week if the government shutdown continues. That’s hundreds of flights nationally. Already, 74 flights were canceled at MSP on Monday.

Some of the senators whose offices confirmed to ABC News that they will be donating their salaries include Sen. Jacky Rosen, D-Nev., whose office said she is donating to health care causes and Meals on Wheels; and Republican Sen. Ashley Moody, R-Fla., who said she is giving her salary to the Crisis Center of Tampa Bay.

About 1.4 million employees missed their first full paychecks on Oct. 24 after receiving only partial pay on Oct. 10.

Sen. Tim Kaine, who helped finalize the deal, defended it on CNN Monday. Kaine noted that the White House had pledged to rehire federal workers fired during the lapse in government funding and to bar further reductions in force at least until January 30.

Eight Senate Democrats joined Republicans in a step to fund the government through January, though other hurdles remain.

Asian shares are mostly lower as a rebound fueled by buying of technology shares loses steam. Markets appeared not to react to the latest step toward ending the U.S. shutdown, after the Senate passed legislation to reopen the government.