A security source told Reuters an arms depot belonging to Iran-backed Hezbollah exploded due to a "technical error," injuring several people. Another security source told Reuters that Hezbollah had set up a security cordon around the blast site and is preventing journalists from entering.
Read more: https://www.al-monitor.com/pulse/originals/2020/09/lebanon-explosion-hezbollah-beirut-port-blast-israel-crisis.html#ixzz6Ysij2oyO
https://www.al-monitor.com/pulse/originals/2020/09/lebanon-explosion-hezbollah-beirut-port-blast-israel-crisis.html