Metropolitan Line: No service between Harrow-on-the-Hill and Watford, and MINOR DELAYS between Harrow-on-the-Hill and Amersham / Chesham while we deal with a customer incident at Moor Park. SEVERE DELAYS between Harrow-on-the-Hill and Uxbridge while we deal with a customer incident at Ruislip Manor. GOOD SERVICE on the rest of the line. Valid tickets will be accepted on London Buses via any reasonable route.