On a tour of the USA, the Choir of King’s College London sang Choral Evensong in the National Cathedral, Washington DC, to commemorate 9/11 on its 8th anniversary, Thursday 11 September 2009. Speaking as Dean of King’s, Richard preached at the service.
Listen to a recording of the service. The sermon is from 00:56 – 01:13. The King’s choir sings Allegri’s Miserere from 13:30 – 24:40.