There is a larger context here:
Congresswoman Nancy Mace is running for governor in South Carolina.
South Carolina Senator Lindsay Graham is up for reelection. The primary is June 6.
Graham is an outspoken advocate for the war in Iran.
Mace has announced she will vote against funding if it includes “boots on the ground”.
One or the other will benefit depending on how events unfold in Iran.
CORRECTION:
The primary is June 9.