Conservative MP Robert Halfon said the price of petrol at the pumps has risen by a "huge amount" since 2009.
Speaking to Daybreak he said he warned that petrol price fixing had gone on "a year ago".
He added: "We had a whistleblower approach us, we urged the office of fair trading to do a full investigation, they did a partial Sir Humphry investigation, and we say enough is enough."
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The woman, called Karen, was in tears as she spoke about the xenophobic attacks she has suffered since the EU referendum.
Representatives for Scotland and Northern Ireland said they were concerned that they will be pulled out of the EU by English voters.
This is not hyberbole.