Three celebrities date artificial intelligence avatars on a reality show made in South Korea, where A.I. is hugely popular.

Stranded in a port waterway for weeks, the 10-foot fish has attracted more than a million spectators, while officials try to guide her back to open sea.

© Yonhap News Agency, via Reuters

The police in the city of Incheon said they had arrested one man and were investigating his motive.

© Yonhap News Agency, via Reuters

The president said there were signs that such models were used in recent attacks on several banks involving customer data. Police are investigating.

© Ahn Young-Joon/Associated Press