Everything we know about Haven, the Amazon joint venture to revamp health care

What happened when Warren Buffett, Jamie Dimon and Jeff Bezos, technology‘s biggest power player, got together to

The market went absolutely bonkers.

In January of 2018, three corporate giants — , Berkshire Hathaway and J.P. Morgan — announced that they wanted to do something about the problem of rising health care costs for their employees and a lack of improvement in care. In response to that news, shed billions in value. CVS Health, Walmart, Cardinal Health and Express Scripts were among those affected.

It‘s been more than a year since the consortium formed,

The group has a CEO and a team of about a dozen people. But what will it actually do to fix health care‘s myriad problems?

Here‘s everything we know, everything we don‘t, and what we expect to happen: