Khaby Lame, the world’s most popular TikTok personality with millions of followers, has left the U.S. after being detained by immigration agents in Las Vegas for allegedly overstaying his visa.

Khaby Lame, the world's most popular TikTok personality with millions of followers, has left the U.S. after being detained by immigration agents in Las Vegas for allegedly overstaying his visa.

A voluntary departure — which was granted to Lame — allows those facing removal from the U.S. to avoid a deportation order on their immigration record, which could prevent them from being allowed back...