NSW Premier Dominic Perrottet says he remains confident in his political position, as a storm sparked by revelations he wore a Nazi uniform to his 21st birthday party intensifies. Key points: Dominic Perrottet yesterday confessed to wearing the outfit on his 21st birthday Dominic Perrottet yesterday confessed to wearing the outfit on his 21st birthday He has said he was ashamed of the "grave error" He has said he was ashamed of the "grave error" Transport Minister David Elliott first raised the costume issue with the Premier on Tuesday night Mr Perrottet fronted reporters today at Ryde Hospital, in Sydney's...