As President Trump threatens to conduct nationwide immigration raids, lawmakers are scrambling to respond. California Sen. Kamala Harris, who is running to be the Democratic nominee for president, spoke to CBS News political correspondent Ed O’Keefe about her message for illegal immigrants. Also, CBS News reporter Camilo Montoya-Galvez joined CBSN from Washington with more on what the possible raids mean for the undocumented. Source

CBS News Political Correspondent Ed O’Keefe caught up with Sen. Kamala Harris on the campaign trail in Columbia, South Carolina. Source

CBS News Political Correspondent Ed O’Keefe caught up with Sen. Kamala Harris on the campaign trail in Columbia, South Carolina. Source

President Trump has planned to announce new sanctions against Iran Source

As Democrats headed to South Carolina, voters defended Joe Biden after his controversial comments about working with segregationist senators in the 1970s. Biden’s primary opponents largely did not criticize Biden either, as the candidates urged unity. CBSN political reporter Caitlin Huey-Burns joined CBSN to break down the latest in the 2020 race. Source

The wife of reality TV bounty hunter Duane “Dog” Chapman is in a medically induced com, her family says Source

Authorities are investigating a missing persons case in Kiawah Island after finding a body Source

Vermont senator and presidential candidate also wants to provide free college tuition at state universities Source

A Russian cosmonaut, a Canadian and a NASA astronaut return to Earth after station stay Source

U.S. to impose new sanctions on Iran. Tensions escalating after Iran shot down unmanned U.S. drone last week. BET Awards honor Nipsey Hussle. Late rapper’s family accepts humanitarian award; also received best male hip hop artist. Source