Sadiq Khan MP on Muslim radicalisation in 2009 uses the 'racist' term 'uncle Toms'

https://youtu.be/L1-5danu5rQ

Is that the proper language for a prospective London Mayor?

Guido Fawkes claims that  'On LBC at the weekend Khan said the phrase "Uncle Tom" is "racist"…'

Guido Fawkes http://order-order.com/2016/05/03/khan-called-moderate-muslims-uncle-toms-on-iranian-state-tv/ and The Mail have this story, the BBC will not even mention it as they've a Labour Party Muslim to get into place as London Mayor tomorrow.