Explosion at biscuit factory in Greece kills at least four people

Four people have died after an explosion and fire at a biscuit factory in Trikala, central Greece (George Kidonas/InTime News via AP)

An explosion and fire at a biscuit factory in central Greece has killed at least four workers and left one person unaccounted for, authorities said.

Seven others, including a firefighter, were taken to hospital after the blast at the Violanta biscuit factory near the city of Trikala, about 200 miles north of Athens.