Overview

• Dan Hanlon, former chief of staff to Rep. Nancy Mace (R-S.C.), is considering a primary challenge against her.
• Hanlon's decision comes after an exodus of staffers from Mace's office, citing a toxic workplace culture.
• Rep. Kevin McCarthy (R-Calif.) has privately encouraged Hanlon to explore a primary challenge.
• Mace has faced scrutiny within her own party over her vote to oust McCarthy as speaker of the House.
• Hanlon has until March 30 to file his candidacy in the South Carolina 1st District race.