Ireland's Jonathan Sexton scores his side's first penalty conversion of the game

United States Takudzwa Ngwenya during the IRB Rugby World Cup match at Stadium Taranaki, New Plymouth, New Zealand.

Mike MacDonald, USA

Shane Jennings, Ireland

Ireland's Brian O'Driscoll after the IRB Rugby World Cup match at Stadium Taranaki, New Plymouth, New Zealand.

Mike Petri, USA

General view of a touch judge holding their flag aloft

USA's Paul Emerick celebrates scoring his side's first try late in the game

Conor Murray, Ireland

Ireland fans show their support in the stands

USA's Paul Emerick (left) and Ireland's Brian O'Driscoll battle for the ball

Members of a brass band play the national anthems before the game

A USA fan reacts before the game

Jonathan Sexton, Ireland

USA players observe their national anthem

Geordan Murphy, Ireland