well earlier we spoke to eyewitness olivia bizzaro in london she told us what she saw as police responded to the attack. well i was on my way towards the french and i was coming out on my bike i had explosions at the time i can only assume that it was gunshots but then the police came and stopped all the cars and i thought it was the construction i wasn't really thinking and then continue going straight on to the pavement and then all of a sudden floods of incredibly panic people are just hoarding towards me and literally sprinting for their lives and i was just so confused and didn't know what was happening and to start running with them and sort of asking what was going on and one of the people screaming it was gunshots it was gunshots and so that more people started running and it was just a massive tunnel well it's now being reported that the attacker had previously been convicted of a terrorism related offense and was released from prison a year ago our british prime minister boris johnson has responded to vast let's hear what he had to say. while he's too early to say exactly what h