Former Vice President Joe Biden will use tariffs only when necessary and only when they are backed by a comprehensive strategy, a top foreign policy adviser said on Tuesday. Tony Blinken, senior foreign policy adviser for the Democratic nominee, said that while a Biden administration would prioritize making “major investments” to equip U.S. workers and manufacturers to better compete globally, tariffs would remain on the table as a tool that could be used to address “foreign cheating.” “We will consistently...