Rollins was hurt during the European tour, tearing his ACL,MCL and Meniscus. Expected to he out 6-9 months. WWE announced a title tournament for Survivor Series.
http://www.wwe.com/inside/seth-rollins-injury-title-tournament-survivor-series-28164051
http://www.wwe.com/inside/seth-rollins-injury-title-tournament-survivor-series-28164051