Calvin Cowen

Meet the Republican and Democratic candidates challenging Lindsey Graham for US Senate - Post and Courier

Air attacks: Candidates for U.S. Sen. Lindsey Graham’s seat push TV ads - The State

SC’s Graham has campaign war chest. Can challengers raise enough for GOP bid? - The State

Who wants to unseat SC’s Lindsey Graham from U.S. Senate? See who’s filed - The State

Calvin Cowen seeks Republican nomination for US Senate - WYFF

3 Democrats, 6 Republicans compete for US Senate in SC primary - Greenville Online

Lindsey Graham asks voters to keep him 'in the game' at campaign event - Greenville Online

The Political Beat Candidate Guide: South Carolina United States Senate (R) - WSOC TV

Republican Paul Dans exits the Senate race, endorses Mark Lynch - Greenville Online