Five things you need to know, and going for a chilly swim

Good morning, Boston. It's going to be much warmer today than it was yesterday — I guess we can thank meteorological spring? Here are the five things you need to know in local business news to start your busy Fat Tuesday.Today is expected to be the start of President Donald Trump's 25% tariffs on imports from Mexico and Canada, causing the S&P 500 to see it's biggest daily loss since last December.
Greg Ryan reports that Healthpeak Properties Inc. has added another site to its col