The House and Senate have now passed a provision that would ban the sale of tobacco and e-cigarettes to anyone under 21, at a time when Congress and the Trump administration are facing public pressure to reduce the soaring rates of teenage vaping.

President Trump has spoken in favor of increasing the age limit, and is expected to sign the measure into law as part of the overall spending package. Nineteen states and more than 500 cities and towns have already raised the age to 21. [...]