CNN's Kevin Liptak, Kevin Bohn, Jake Tapper, Drew Griffin, David Fitzpatrick and Ted Barrett contributed to this report.

CNN: SHARE THIS

CNN's Craig Bell, Deborah Feyerick, Samson Desta, Tim Lister, Jeanne Meserve, Susan Candiotti, Reza Sayah, Caroline Faraj, David Fitzpatrick, Drew Griffin, Carol Cratty and Frances Townsend contributed to this report.

CNN: By the CNN Wire Staff

O'Connor is joined by Ulster colleague David Pollock and Declan Fitzpatrick as a replacement.

BBC: Horgan and Quinlan in A squad