Twelve candidates will take the stage tonight for the 4th Democratic presidential debate. CBSN political reporter Caitlin Huey-Burns joined CBSN from the site of the debate in Westerville, Ohio. Source

Ahead of tonight’s Democratic presidential debate in Ohio, CBS News 2020 campaign reporters Bo Erickson, Cara Korte and Zak Hudak joined CBSN to discuss frontrunners Elizabeth Warren, Joe Biden and Bernie Sanders. Source

Tonight’s Democratic primary debate will be the first since congressional leaders opened at impeachment inquiry into President Trump. CBSN political reporter Caitlin Huey-Burns joins CBSN AM from Westerville, Ohio, where the debate will take place. Source

Security was tight as Prince William and his wife Catherine, Duchess of Cambridge, began their official visit to Pakistan. They visited with Prime Minister Imran Khan, an old friend of William’s late mother, Princess Diana. CBS News’ Cindy Pom reports. Source

Superintendent Eddie Johnson​ told reporters he felt he might faint as he was driving home from dinner, so he pulled over to rest not far from his home Source

During a news conference Tuesday, Fort Worth interim police chief Ed Kraus vowed that the officer who fatally shot a black woman in her home will be held accountable. Aaron Dean is charged with murder in the death of Atatiana Jefferson. Source

A football player at Samford University in Alabama wanted to honor his stepdad, who has always been there for him. So he legally changed his last name – then surprised his parents by showing them the back of his football jersey. Source

President Trump is imposing sanctions on Turkey and increasing tariffs on Turkish steel. This comes as the White House faces bipartisan criticism over its decision to pull U.S. troops from northern Syria, leading to the Turkish invasion. CBS News White House correspondent Ben Tracy joined CBSN AM with the latest. Source

Twelve Democratic candidates will face off on the same stage in Ohio tonight. It’s the first debate since House Democrats launched their impeachment inquiry into President Trump. CBSN political contributors Molly Hooper, Leslie Sanchez and Antjuan Seawright joined CBSN to discuss what’s at stake. Source

In a draft report obtained by the BBC, a G7 taskforce warns banks of the potential risks of cryptocurrencies. That comes just days after major financial institutions began pulling support for Facebook’s digital currency Libra. CNET senior producer Dan Patterson joins CBSN to explain the latest. Source