Dennis Richardson was asked to probe alleged bribery scandal connected to offshore immigration detention centre contracts. Follow the day’s news liveGet our morning and afternoon news emails, free app or daily news podcastBarnaby Joyce has spoken to the Seven network this morning explaining what happened, amid calls he should be dropped from the shadow front bench.Joyce said it was obvious he “made a big mistake” and while there was “no excuse for it”, “there is a reason”.I’m on a prescription drug, and they say certain things may happen to you if you drink, and they were absolutely 100 per cent