US warns Mukesh Ambani's Reliance over its business with Venezuela

The US has warned energy firms including Mukesh Ambani's Reliance Industries about their business with Venezuela's state oil company PDVSA, which is under US sanctions. Reliance said its purchases of Venezuelan oil has been approved by the US, adding it's in frequent communications with officials. "All Venezuelan crude sourced by Reliance is for processing in Reliance's refineries only," it added.