Facebook is testing displaying Instagram Stories directly in the main Facebook app; the test requires users opt in and link their accounts together (Chris Welch/The Verge)

Chris Welch / The Verge:
Facebook is testing displaying Instagram Stories directly in the main Facebook app; the test requires users opt in and link their accounts together  —  Only your Instagram followers can see your stories in Facebook  —  Some Facebook users have recently noticed that they can now watch …