CLEAN : Unprecedented 50 rounds fired at London attackers: police

The transcript discusses the progress in identifying three attackers involved in an incident, confirming no other suspects were present. It highlights the officers' response to the threat of potential suicide bombers, emphasizing their bravery. The transcript also details the casualties, including seven victims and three attackers, and the ongoing process of informing next of kin, with some victims being from abroad. Additionally, it mentions the number of people hospitalized and those in critical condition.

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