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White House press secretary Jen Psaki said GOP states "have every right" to cut federal unemployment aid.
The moves in red states imperil jobless aid for 4 million workers in the coming weeks.
Biden also signaled he supported allowing the jobless aid to expire in September as scheduled.
White House press secretary Jen Psaki said on Friday that Republican states have the right to cut federal unemployment benefits set to expire in three months.
"Those governors who have made the decision, as they have every right to do, to pull back on unemployment benefits or not accept them, I should say accurately — that hasn't even taken effect in any state across the country," she said at her daily press conference.