Al-Shabab commander 'spent time in UK'
25 October 2013 Last updated at 16:33 BST
A senior al-Shabab commander who was the target of an abortive raid by US special forces last month spent time in the UK, the BBC understands.
Abdukadir Mohamed Abdukadir, also known by his alias, Ikrima, has been linked to a number of alleged terror plots in Kenya, one of them involving Samantha Lewthwaite, the widow of Germaine Lindsay, one of the 7/7 bombers.
Gabriel Gatehouse reports from Nairobi.