Southwest Airlines mandates visible portable chargers during flights to enhance safety, addressing risks of thermal runaway in lithium-ion batteries.

Southwest Airlines passengers must soon keep portable chargers visible during flights due to rising lithium battery fire incidents. The policy begins May 28.

Southwest will allow the chargers to be stored inside carry-on bags when they aren't in use. But a spokeswoman said the airline is just alerting customers about the policy before their flight and ...

Southwest Airlines will become the first airline to require passengers to have portable chargers visible when in use. It comes after a number of fires onboard sparked by the chargers. The policy starts on May 28.