Amid concerns that the Trump administration is downplaying the potential effects of the spread of coronavirus in the US, Republican Sen. John Kennedy (R-LA) pressed acting Homeland Security Secretary Chad Wolf over the issue during a Senate Appropriations subcommittee hearing.

Tom Steyer, who has made significant inroads with black voters after focusing his campaign on South Carolina, went head-to-head with Joe Biden after the former vice president lambasted the billionaire for investing in private prisons. Steyer joins CNN's Erin Burnett and Dana Bash to discuss his priority of racial justice.

During the South Carolina Democratic presidential debate, Sen. Amy Klobuchar (D-MN) went head-to-head with Sen. Bernie Sanders (I-VT) over his "Medicare For All" plan. CNN's Erin Burnett and Dana Bash discuss the issue further with the Minnesota senator.

CNN's Gary Tuchman talks to 12 Democrats, 11 of who are undecided, in South Carolina following the Democratic presidential debate in Charleston.