A White House staffer named in House Intelligence Committee Chairman Adam Schiff’s impeachment report is refuting the suggestion that he may have been part of a back channel to the president on Ukraine. CBS News senior investigative correspondent Catherine Herridge spoke to CBSN’s “Red & Blue” about her interview with the insider, Kash Patel. Source

Joint Base Pearl Harbor-Hickam said three Defense Department civilians were reportedly shot Source

Republicans argued Wednesday that Democrats are using the impeachment inquiry to meet a political timeline. Rebecca Roiphe, a CBSN legal contributor and former assistant district attorney in the New York County’s District Attorney’s office, joins “Red and Blue” to discuss the constitutional ramifications of the inquiry. Source

Viacom and CBS Corp. are again joining forces to bolster their positions in a rapidly changing industry that’s pushing other media companies to bulk up. The two first merged in 1999 and broke apart in 2005. Now, they are ViacomCBS, with a collection of cable channels, broadcast networks and film and publishing divisions. Source

President Trump on Wednesday canceled a news conference and left the NATO summit early after a hot mic caught other world leaders appearing to laugh at his expense. White House correspondent Ben Tracy has the story from London and State Department reporter Christina Ruffini joins CBSN in New York to break down the other big foreign policy stories of the day. Source

Olivia Jade Giannulli, the daughter of actress Lori Loughlin and fashion designer Mossimo Giannulli, posted her first YouTube video since the arrest of her parents in the college admissions scandal. CBSN Los Angeles reports. Source

In our series, World of Weddings, we traveled to India where modern technology is blending with centuries-old marriage traditions. In this excerpt, Ramy Inocencio spoke with Sumit Gambhir and Vani Mehta about how their modern-day arranged marriage came to be. Source

Nineteen women and one man came forward, saying they were raped or sexually assautled by Lyft drivers. The incidents took place across the country. Jonathan Vigliotti reports. Source

President Trump and Congress have until Dec. 20 to strike a deal to avoid a partial government shutdown. In the new paperback edition of “The Fifth Risk,” best-selling author Michael Lewis reveals the personal toll on federal workers of the record-breaking shutdown that began last year. Lewis joins “CBS This Morning” to discuss how the government and its various departments are being degraded. Source

Critics called the comments a threat aimed at communities of color. Source