Cape Town - Ireland flyhalf Paddy Jackson was omitted from their squad to face the All Blacks in Chicago after being interviewed by police in relation to alleged sexual offences, according to the Stuff website.
The site reported that Jackson, 24, and Ulster team-mate Stuart Olding were two of three men arrested by the Police Service of Northern Ireland (PSNI) in relation to sexual offences said to have taken place at a property in Belfast in June.
They were interviewed by police and released from custody.
Jackson, who's played 16 times for Ireland since his debut in 2013, wasn't included in their 27-man squad for the Test with the All Blacks in Chicago on Saturday (22:00 SA time)
The IRFU had said Jackson was released for "personal reasons".
Olding, 23, wasn't considered for the squad, but has represented Ireland four times since 2012.
Ireland squad for New Zealand Test:
Finlay Bealham, Rory Best (captain), Joey Carbery, Sean Cronin, Ultan Dillane, Tadhg Furlong, Craig Gilroy, Cian Healy, Jamie Heaslip, Robbie Henshaw, Billy Holland, Rob Kearney, Kieran Marmion, Jack McGrath, Luke McGrath, Jordi Murphy, Conor Murray, Jared Payne, Garry Ringrose, Donnacha Ryan, John Ryan, Jonathan Sexton, CJ Stander, Devin Toner, Andrew Trimble, Josh van der Flier, Simon Zebo