India, Sept. 15 -- Delta Air Lines, American Airlines, and United Airlines have suspended employees over social media posts about the killing of activist Charlie Kirk at Utah Valley University last week. The 31-year-old founder of conservative youth group TPUSA was shot dead during a public event in Utah on September 10. His death sparked widespread condemnation but also drew controversial reactions from some social media users.

In an internal memo to staff, Delta CEO Ed Bastian said some employees' online remarks about Kirk's killing "crossed the line from debate into inappropriate territory." He added that the posts "violated company policies" and confirmed that those involved were suspended pending a review, per CNN.

American Airline...