The central economic focus of President Trump's second term so far has been tariffs. Over the past few months, the president has levied - and also paused - taxes on imports from all over the world. Some have taken effect, including his tariffs on aluminum. Economics correspondent Paul Solman looks at those and what kind of impact they may have on manufacturers, workers and consumers. PBS News is supported by - https://www.pbs.org/newshour/about/funders