FDA walks back ban on limited Juul e cigarettes Juul is back to its original mission with a second generation e cigarette E cigarette giant Juul suspends online sales of mango and three other flavors The Washington Post New Juul Flavors Coming Juul to stop sale of fruit flavored e cigarettes Juul E Cigarettes Face FDA Probe WSJ Insight: New 'candy' e cigs catch fire after U.S. regulators stamp out Juul's flavors Reuters