Carlisle United will now start looking for a new manager for the first time since December 2008.
Kim Inglis has been gathering reaction to the news of Greg Abbott's departure.
Ali Ross from the Carlisle United supporters club feared the worst when Port Vale scored a dramatic injury time winner on Saturday:
More top news
29-year-old Matt Campbell collapsed after running 22.5 miles. He received medical treatment at the scene, but died later in hospital.
Kerrie brings you Sunday night's forecast
We're back to average April weather for the week ahead