Special coverage: South Carolina Republican presidential primary

Explore the dynamics of the South Carolina Republican presidential primary with insights into Nikki Haley's campaign strategy, Trump's legal challenges, delegate distribution, and the implications on the Republican Party. Dive into voter demographics, candidate strategies, and the power struggle within the RNC leadership as Kellyanne Conway and Michael Watley join the fold. Analyze Nikki Haley's persistence in the race, her appeal to different voter bases, and the challenges she faces against Trump in a heavily Republican state.