Coinbase Global on Tuesday renewed its call for U.S. banking regulators to clarify or revise their position on banks offering cryptocurrency services as well as potentially doing tie-ups with companies in the digital assets sector.

Coinbase Global Inc. is urging US banking regulators to clarify or amend their positions in order to allow banks to offer custody and trading execution services for cryptocurrencies as well as clear the path for them to partner with the likes of Coinbase.

South Korea's Air Busan will not allow passengers to keep power banks in luggage stored in overhead cabin bins, in what on Tuesday it called a preemptive measure after one of its planes was engulfed in flames last week.

An airline from South Korea is introducing a ban on carrying power banks in carry-on luggage. This is a consequence of a plane fire on the runway in January. Air Busan, a South Korean airline, has announced a ban on carrying power banks in carry-on luggage placed in the overhead bins.

Hong Kong expert says expansion of measure to other airlines will depend on further risk assessments by trade groups and carriers.