FILE - In this Dec. 14, 2019 file photo, Democrat Jaime Harrison, who is seeking to challenge Republican U.S. Sen. Lindsey Graham, speaks to Democrats gathered at the Spratt Issues Conference in Greenville, S.C. U.S. Sen. Lindsey Graham has been outraised for the first time by his Harrison, Democratic challenger, in a record-breaking quarterly period that sets up a multimillion-dollar grudge match leading into the general election. Harrison announced late Wednesday, April 14, 2020, that he took in $7.36 million in the first three months of 2020, a figure his campaign said brought his total, overall fundraising to nearly $15 million. (AP Photo/Meg Kinnard, File)Sen. Lindsey Graham, R-S.C., questions Secretary of State Mike Pompeo during a Senate Foreign Relations committee hearing on the State Department's 2021 budget on Capitol Hill Thursday, July 30, 2020, in Washington (Greg Nash/Pool via AP)
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FILE - In this Dec. 14, 2019 file photo, Democrat Jaime Harrison, who is seeking to challenge Republican U.S. Sen. Lindsey Graham, speaks to Democrats gathered at the Spratt Issues Conference in Greenville, S.C. U.S. Sen. Lindsey Graham has been outraised for the first time by his Harrison, Democratic challenger, in a record-breaking quarterly period that sets up a multimillion-dollar grudge match leading into the general election. Harrison announced late Wednesday, April 14, 2020, that he took in $7.36 million in the first three months of 2020, a figure his campaign said brought his total, overall fundraising to nearly $15 million. (AP Photo/Meg Kinnard, File)
