Business

The U.S. Department of Justice said on Wednesday it is investigating whether U.S. airlines worked together illegally to keep airfares high by signaling plans to limit flights.

The U.S. securities regulator has obtained a court order to freeze the assets of a Chinese online gaming CEO over what it described as "suspicious" trading activity ahead of a $10 billion deal by U.S.-listed Qihoo 360 Technology Co Ltd.

German airline Lufthansa (LHAG.DE) faces a June 30 deadline to make concessions to cabin crew over pay and pensions or suffer further strikes that would compound the effects of a costly dispute with its pilots.