As noted, Seth Rollins flew to Birmingham, Alabama last week, where WWE physician Dr. James Andrews is based, to get his injured right knee evalutated. Rollins injured his knee during the closing segment of last Monday's RAW during Samoa Joe's attack.
WWE will be providing a status update on Rollins' condition on tonight's RAW. Rollins is not backstage at tonight's show. As noted, Rollins was scheduled to be in one of the featured bouts at WrestleMania 33 against Triple H.