At least 30 people were killed when a petrol pipeline caught fire and exploded in southeast Nigeria after a raid by suspected oil thieves, a survivor and officials said on Saturday.

Libya's navy has rescued 57 people on a migrant boat off the coast of the North African country, in an operation that involved a clash with armed smugglers.

Natural gas leaks on Thursday triggered a series of explosions and fires in Andover, North Andover and Lawrence.

State news agency RIA said one Sochi airport staff member died during the clean-up operations.

A fire erupted on Saturday at a refinery in southern Germany following an explosion, injuring at least eight people, police said.

A passenger ferry with 1,016 people onboard returned safely to the port of Piraeus in the early hours on Wednesday after it reported a fire while en route to Crete.

The fire broke out on the 7th floor of the building, which was used for hospice care.

A group of BMW owners in South Korea filed a criminal complaint against the German automaker Thursday over alleged delays in recalling more than 100,000 cars after a spate of engine fires, their lawyer said.

Police said they had closed off the road where the crash took place as well as the surrounding area in Borgo Panigale, on the outskirts of Bologna.

Workers and firefighters were responding to a leak when the blast occurred, Midland County Fire Marshal Dale Little said on Thursday.

Thousands of people in Southern California had fled a deliberately set blaze southeast of Los Angeles by Saturday morning, after the state's governor requested federal aid to help battle a deadly fire elsewhere.

The blaze started at around 2:30 am and spread through Gikomba market and nearby apartments and shanties before being contained around 90 minutes later.