Chinese antitrust regulators are investigating a US consortium’s deal for two ports in the Panama Canal zone, delaying the deal’s closing that was originally set for next week.

In an unusual move, China regulators will review the sale of port operations linked to the Panama Canal to a consortium led by a U.S investor. China's

A consortium of investors led by BlackRock agreed in early March to buy majority stakes in ports on either end of the Panama Canal from Hong Kong-based CK Hutchison.