In July 2011 , BBC Radio 4 revealed that Radio 4 controller Gwyneth Williams , " interest ed in wider internationalism and less emphasis on the US " , decided to cancel '' Americana '' , effective in autumn . The show 's final episode was broadcast on 11 September 2011 ; the topic was the tenth anniversary of the September 11 attacks
September 11 attacks
September 11 attacks
Americana (radio series)