Amazon shut down a Slack channel where 2,000 employees talked about performance-improvement plans. Another one is up and running.

• Amazon deleted a Slack channel about the company's performance-improvement plans.
• The channel let workers share information about the company's Focus and Pivot programs.
• A company spokesperson said channels can be deleted by an owner or sometimes at a member's request.

Amazon deleted a Slack channel that some employees had used for swapping information about the company's performance-improvement plans, the company confirmed.