“If (flathead catfish) can fit it in their mouth, they’re going to eat it,” a state biologist said. Source

In the aftermath of the Titan submersible tragedy, extreme travel has come under fresh scrutiny. But one industry stands out for both its allure and the lack of regulation protecting participants’ safety: space tourism. CBS Reports explores the next great leap for humankind and whether regulators and industry stakeholders are striking the right balance between encouraging innovation and ensuring safety. Source

Six bodies were discovered in an area of Mexico where seven youths were kidnapped days earlier, authorities said. Source

Hospitals are merging across separate markets within states, resulting in higher patient bills with no improvement in care, evidence shows. Source

Travis King, who ran across the border from South Korea into North Korea in July, was transferred back to U.S. custody in China, then flown to San Antonio. Source

With the arrival of the second Republican debate, CBS News’ John Dickerson shares questions the candidates should be answering on the debate stage. Source

Former President Donald Trump loomed large over the second Republican primary debate at the Ronald Reagan Presidential Library in Simi Valley, California, even as he skipped the contest to deliver a speech outside Detroit. CBS News’ Ed O’Keefe and Fin Gómez have more. Source

Police say they’re going to hold a news conference to announce the arrest of Jason Billingsley in the killing of the 26-year-old. Source

CBS News senior White House and political correspondent Ed O’Keefe has highlights, analysis and interviews from the Reagan Presidential Library in Simi Valley, California, following the second Republican primary debate. Source

In a statement released after the second Republican presidential debate, Trump campaign senior adviser Chris LaCivita called the event “boring and inconsequential.” LaCivita speaks with CBS News political director Fin Gómez about his takeaways of the night. Source