Pc Wayne Marques was repeatedly stabbed and believed he was going to die from his wounds after the desperate struggle to stop Youssef Zaghba, Khuram Butt and Rachid Redouane.
The 38-year-old tried to fend off the attackers after they had blinded him in one eye and said he is still recovering from his injuries after trying to tackle the three jihadists during their rampage through the Borough area of Southwark.
Speaking for the first time since the June 3 attack that killed eight, the British Transport Police Officer said he had only just begun his shift when he heard screams as he patrolled with a colleague near London Bridge Station.
He saw a disturbance where bouncers and customers were queuing to get into a nearby bar and at first thought he was witnessing a pub or gang fight “at the most”.
He added: “As I got near him I swung at him with everything …