A Texas sheriff says officers who responded to last week's high school shooting prevented an even bigger tragedy. Eight students and two substitute teachers were killed at Santa Fe High on Friday. The 17-year-old suspect is being held under suicide watch at the county jail. Omar Villafranca reports.
Justice Department and intelligence officials have agreed to meet with congressional leaders to review classified data from the Russia investigation. That follows a high-level meeting with President Trump, who demanded an investigation on Sunday of claims that an FBI informant infiltrated his campaign. Paula Reid reports.
About two dozen journalists from the U.S., U.K., China and Russia are in North Korea to witness the planned dismantling of a major nuclear test site. CBS News is the only U.S. broadcast network in the group. This comes as North Korea is lashing out at the U.S. and South Korea over joint military exercises and the U.S. taking credit for the diplomatic breakthrough. Ben Tracy reports from Wonsan, North Korea.
Sen. John McCain goes into more depth about his brain cancer diagnosis and how he wants to be remembered in his new book, "The Restless Wave." It's co-written by Mark Salter, who served on Sen. McCain's staff for 18 years. Salter joins "CBS This Morning" to discuss how McCain is doing and the senator's "heartfelt expressions" of patriotism.
Theranos founder Elizabeth Holmes told us in 2015 how she would transform blood tests by using a drop of blood from a finger-prick to get fast, low-cost test results for everything from cholesterol to cancer. But this past March, the Securities and Exchange Commission called Theranos "an elaborate, years-long fraud." Wall Street Journal reporter John Carreyrou broke the story of the Theranos deception. He joins "CBS This Morning" to discuss chronicling the company's unraveling in his new book, "Bad Blood: Secrets and Lies in a Silicon Valley Startup."