What is the fine-grained topic of the following text: In this case the HMNB Devonport-based naval divers Explosive Ordnance Disposal (EOD) team was then activated by a call made by the Duty Officer and, as an added bonus, Andrew offered to meet the team and walk them into his find. Only return the topic.
HMNB Devonport-based naval divers Explosive Ordnance Disposal (EOD) team activation and involvement with Andrew