The loss to Switzerland means their hopes of reaching Qatar are all but over.
Northern Ireland boss Ian Baraclough says he's "annoyed and appalled" about the red card Jamal Lewis received in a 2-nil World Cup qualifying defeat in Switzerland.
The defender was shown a second yellow card for time wasting on a throw-in.
It was goalless at the time - and the loss means their hopes of reaching Qatar are all but over.
Elsewhere, England were 5-0 winners over Andorra.
Scott McTominay scored a late winner for Scotland as they beat Israel 3-2.

A Huge Weekend For 3 Kildare Clubs In Leinster Semi Final Action
Friday Afternoon Sports Update
Friday's Sports Update
Lorraine Woulfe Will Be Elected As New County Secretary
Thursday Morning Sports Update
Ireland's James Ryan Handed Three-Match Ban Following Red Card
Kildare County Council Honours Kildare Senior Football Team with Certificate of Recognition
Wednesday Morning Sports Update