James Talarico, the Democratic nominee for US Senate in Texas, raised more than $3 million in the first 24 hours after Texas Attorney General Ken Paxton emerged as his Republican opponent, Talarico’s campaign first told CNN.

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Texas Attorney General Ken Paxton has defeated four-term Sen. John Cornyn in a massively expensive, drawn-out U.S. Senate primary race

In the first two hours following Ken Paxton’s win, Talarico said he took in $600,000 in donations for his Texas Senate campaign.