Walmart to discontinue e-cigarette sales amid regulatory uncertainty

The big picture: Walmart's move comes after vaping has faced a wave of scrutiny across the board — from Congress to the White House to local governments. At least 8 people have died from mysterious vaping-related illnesses.

• President Trump has proposed banning all flavored e-cigarette items.
• The industry is even facing issues around the world. India has banned e-cigarettes entirely while Juul's products disappeared from online Chinese marketplaces just a week after they debuted.

The state of play: The retailer also has been more actively taking a stance on societal issues, announcing earlier this month that it would end all sales of short-barrel rifle ammunition that can be used with military-style assault weapons.

• Walmart CEO Doug McMillon is set to chair the Business Roundtable, a group made up of the nation's top CEOs, at the start of next year.
• 181 BRT CEOs signed onto a statement last month that driving shareholder value is no longer their sole business objective, instead expanding their mission to include everything from taking care of employees to helping their communities.

Go deeper: CEOs are the new politicians