Here’s a look at the top stories making headlines on the “CBS Evening News with Norah O’Donnell.” Source

Texas Governor Greg Abbott on Wednesday detailed his plans to restore power to millions of residents amid a brutal and deadly winter storm. Watch a portion of his remarks. Source

Severe weather across the U.S. is delaying vaccine shipments and leading to cancelled vaccination appointments. Source

Power outages can be dangerous for those unprepared for intense cold in a variety of ways. Twitter users shared some basic safety tips with Southerners who are not accustomed to these temperatures. Source

Millions are without power as a large swath of the state is under yet another winter storm warning. Source

“There is no employment, there is nothing,” said a father of three from Honduras whose home was destroyed by hurricanes. “It hurts me to leave, but I believe I have to.” Source

Online brokerage executive is expected to face questioning about why he restricted trading in high-flying stocks. Source

Until now, the oldest DNA ever recovered belonged to a horse, dating from 780,000 to 560,000 years ago. Source

President Joe Biden’s Department of Homeland Security is ending a Trump-era union contract with Immigration and Customs Enforcement employees signed by former top official Ken Cuccinelli the day before the inauguration. A whistleblower is accusing Cuccinelli of trying to hamstring the Biden administration’s immigration reform efforts. He joined CBSN to respond to the allegations. Source

Perseverance will have to land on Mars without the help of mission control — NASA scientists call it the “seven minutes of terror.” Source