Central Line: Severe delays between Leytonstone and Epping due to an earlier signal failure at Theydon Bois. SEVERE DELAYS between North Acton and Ealing Broadway/West Ruislip due to an earlier faulty train at East Acton. Tickets are being accepted on London Buses, Elizabeth Line, Greater Anglia, Chiltern Railway and London Overground services via any reasonable route. MINOR DELAYS on the rest of the line.