Two wagons of a freight train derailed somewhere between Detha and Hyderabad station here on Tuesday, causing a 3-hour delay in departure of Pakistan Express and the Allama Iqbal Express, Railway Karachi Division officials informed.

However, the the derailed wagons have been moved from the site, paving ways for other trains to resume operations.

PR's Divisional Commercial Officer Ishaq Baloach said Divisional Superintendent Mazhar Ali Shah was present at the site to oversee the rescue activities.