Salesforce executives, including Slack's new general manager, addressed  Salesforce CEO Marc Benioff's jokes  about Immigration and Customs Enforcement, according to internal messages. Benioff angered some employees with the comments on Tuesday, including one about ICE surveilling employees' travel. "I want to acknowledge the jokes that happened this morning at CKO," Slack general manager Rob Seaman wrote in an internal Slack message viewed by Business Insider. "I cannot defend or explain them.