Tuna, beans, Spam: Trump’s tariffs threaten the canned foods millions rely on to survive

The US president vowed to cut food costs, but experts warn metal tariffs may raise prices in a matter of months

Canned foods make up a big part of 20-year-old Cale Johnson's diet: tuna, corned beef hash, beans, chicken soup, Spam and fruit. They're affordable and have a long shelf life, which is essential for many people in the US like Johnson, who earns a low income and works two part-time jobs in addition to being a full-time student in Omaha, Nebraska.

In the days after Donald Trump's recent decision to double tariffs on steel and aluminum, Johnson says he's worried.