(MIRROR) — There have been huge explosions at a US army base in Japan.
Helicopters have been spotted circling the area as emergency services rush to the scene in Sagamihara city, south of Tokyo.
Click here for live updates: Huge explosions at US army base in Japan
The site is near to a US base next to the capital where three deliberate explosions were reported in April, in what police suspect was an act of left-wing Japanese extremists.
