A promising young athlete is murdered. Her suspected killer disappears and an international manhunt by U.S. Marshals begins. “48 Hours” contributor Jonathan Vigliotti reports. Source

Biden travels to South Carolina, Trump campaigns in Nevada; U.S. scientist stirs salty debate about British tea Source

The tradition of tea drinking runs deep in Britain, but trouble is brewing over the best brew thanks to one U.S. scientist. Ian Lee has the story. Source

A Southern California nonprofit group is working to provide education and advocacy about so-called red list dogs — those that need to be placed out of shelters or they will be put down. Amanda Starrantino has more. Source

When cyclist Anna Moriah “Mo” Wilson was murdered in Texas, U.S. Marshals assigned to the case used a unique tactic to track down her suspected killer in Costa Rica and bring the fugitive to justice. Source

The San Francisco 49ers will take on the Detroit Lions in the NFC title game Sunday, while the Kansas City Chiefs and the Baltimore Ravens face off in the AFC title game. The winners will book a spot in Super Bowl LVIII. Michael George has a preview of Sunday’s games. Source

Several camels and zebras were rescued from a trailer fire on an Indiana highway early Saturday morning. The animals belonged to a circus. Source

The state of Texas and the Biden administration continue to be involved in an extraordinary showdown over federal access to a public park in the border town of Eagle Pass. Texas says it need to block access to deter illegal crossings, and more than two dozen Republican governors support the state’s actions. Camilo Montoya-Galvez has the latest. Source

President Biden is in South Carolina this weekend ahead of his party’s first primary of the year, while former President Donald Trump held a rally in Las Vegas, Nevada, where he did not mention the $83.3. million judgement against him in the E. Jean Carroll case. Christina Ruffini reports. Source

A CBS News crew crossed into southern Gaza with Israeli soldiers of the 55th Brigade, 98th Paratroopers Division. Known as the “Tip of the Spear Brigade,” they have been fighting against Hamas since early December. Charlie D’Agata reports from Gaza. Source