Two buildings collapse in Marseille, up to 10 people still under the rubble

Smoke envelopes the area as police officers work at the scene of a fire following a gas explosion in Marseille, France, April 9, 2023 in this screengrab obtained from a social media video. Naima Haoulia/via REUTERS

PARIS (Reuters) -As many as 10 people were thought to be under the rubble after an explosion that caused two residential buildings to collapse in the southern French city of Marseille on Sunday, Interior Minister Gerald Darmanin said.

The cause of the explosion was not yet known.