Northrop Grumman is near a deal to buy missile and rocket maker Orbital ATK Inc.
Slack is worth $5.1 billion after raising a $250 million round.
Facebook says 1.3 billion people use Messenger every month.
Rolling Stone magazine is up for sale.
Amazon is in talks to buy scores of small television channels.
Obamacare is no longer on death’s door in Virginia.
Horizon Pharma weighs sale of primary care unit.
A GOP Congress asks Trump to pardon Julian Assange in return for evidence that Russia didn’t meddle in the 2016 election.
Wal-Mart also needs a new headquarters but don’t bother lobbying for it.
Amazon.com Inc. CEO Jeff Bezos. Photo: Reuters