Four people were taken to the hospital after a United Airlines flight had to return to San Diego International Airport after a battery fire broke out in the cabin.

The flight, which was traveling from San Diego to Houston, was forced to turn around and make an emergency landing after the battery fire broke out. Four passengers were taken to the hospital, but none of their injuries were believed to be life-threatening.

The cause of the fire is still under investigation, but it is believed to have been caused by a malfunctioning battery pack.

Meanwhile, firefighters in Birmingham, Alabama were battling a large blaze at a business near the airport. The fire caused a smell of smoke, but no injuries were reported.

In Houston, Bush Intercontinental Airport was temporarily closed due to a fire in Terminal C. Passengers were delayed, but no injuries were reported.

These incidents highlight the importance of safety and vigilance when flying. The full coverage of these incidents can be found on USNN.