nigel farage faced claims of a ` cover-up ' last night for censoring a poll that suggests he is on course for a humiliating personal defeat in the general election that the secret ukip-commissioned poll was commissioned last month by multimillionaire businessman and former tory arron banks , who defected to ukip last year and gave the party £ 1million .
the party won last year 's european elections with a sensational 27.5 per cent of the vote .