On April 7th starting at 11:22pm ET and extending into early this morning, Turnitin was experiencing a service disruption that caused downgraded performance. During this time users may have experienced difficulties while trying to submit assignments, view submissions, and view/generate similarity reports. Turnitin has since reported that all systems have been restored as of 6:32am ET. Please see Turnitin's status page and Twitter feed for more information. We apologize for this inconvenience and thank you for your patience.