Spanish rail authorities have temporarily reduced the speed limit on part of the high-speed line between Madrid and Barcelona after a fault was detected on the track. Transport Minister Óscar Puente said a crack had been found on Sunday night in the line 110km (68 miles) west of Barcelona, between Alcover and l'Espluga de Francolí, in the Catalonia region. It comes days after a high-speed collision killed 45 people in southern Spain and amid severe disruption to local rail services in the north-