In Florida, Gov. Ron DeSantis signed a bill last week that, if federal authorities give their go-ahead to — still a very big if — would allow his state to import prescription drugs from Canada.

Remember Boaty McBoatface? In the years since the naming snafu over a research vessel grabbed international headlines, Boaty has been off gathering crucial deep-sea data on the effects of climate change.

Now, the findings from Boaty's first mission are out — and they shed light on how Antarctic winds that are strengthening due to climate change are impacting sea levels.

But before we dive into what Boaty found, let's remember how it got here.

The Jackson County Regional Health Center is investing in a new building. Tuesday afternoon, officials broke ground on a new hospital in Maquoketa.

Updated at 2:50 p.m. ET

Acting Defense Secretary Patrick Shanahan has removed himself from consideration to permanently lead the Defense Department.

Updated at 1:45 p.m. ET

Google is committing $1 billion to try to provide more affordable housing in the San Francisco Bay Area, where big tech firms have been blamed for putting home prices out of reach for anyone without a rich stock-option plan. Google says the money should result in 20,000 new homes added to the local market, over 10 years.

Facebook is branching into cryptocurrency, unveiling a new blockchain-based currency called Libra that could challenge bitcoin. Libra will be controlled by a nonprofit group in which Facebook will share responsibilities with companies ranging from Mastercard and PayPal to Uber and eBay.

The currency, which is still in the testing phase, is expected to launch in 2020. Facebook says Libra will have very low fees and that people using its apps will make a number of payments simply by sending a text message.