Racism in football is unacceptable - Jason Roberts
Blackburn striker Jason Roberts tells BBC Radio 5 live Breakfast that he has suffered racist taunts from fellow professionals in the past and calls for the authorities to severely punish any players who are still using racism on the field of play.
Roberts was speaking after allegations were made that Chelsea's John Terry racially abused QPR defender Anton Ferdinand.
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Breakfast broadcasts weekdays 0600 to 0900 on BBC Radio 5 live.