MI5 Knew Manchester Bomber Had Visited Jihadist in Prison but Did Nothing

MI5 Knew Manchester Bomber Had Visited Jihadist in Prison but Did Nothing
An inquest into the 2017 Manchester Arena terror attack found that MI5 knew that jihadist Salman Abedi, the son of Libyan refugees, had visited an Islamist extremist in prison twice, but did not reopen their investigation into him.