'Child sacrifices in London' -- "There are believed to be 300 such churches in the UK, mostly in London."
http://www.thisislondon.com/news/articles/19328071?source=Evening%20Standard&ct=5
 
African Children 'Brought to UK as Sacrifices'
http://news.scotsman.com/latest.cfm?id=4697736
 
Boys Used For Human Sacrifice
http://news.bbc.co.uk/1/hi/uk/4098172.stm
 
Police Report Claims African Boys Sacrificed
http://www.guardian.co.uk/religion/Story/0,2763,1508540,00.html