The Junior Minister for Sport says it's nauseating to think that Olympic tickets would be sold on the black market.

An Irish man arrested in Rio accused of ticket touting is likely to find out today if he'll face jail time.

Kevin Mallon was arrested along with a translator on Friday.

Minister Patrick O'Donovan said he's happy with the Olympic Council of Ireland's co-operation so far, and wants to find out how their tickets became involved: