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Four things to watch for in South Carolina’s GOP primary

The results of Saturday's South Carolina Republican primary will go an enormous way toward clarifying where the race stands.

Sen. Tim Scott (R-SC) peaks through the curtain at a rally for Sen. Marco Rubio in Columbia, S.C., Feb. 19, 2016. (Photo by Mark Peterson/Redux for MSNBC)
Sen. Tim Scott (R-SC) peaks through the curtain at a rally for Sen. Marco Rubio in Columbia, S.C., Feb. 19, 2016. mark peterson/redux pictures 2016

Benjy Sarlin