• Breaches in Deg and Bherr nullahs erode bridge foundations • Trains bound for Karachi diverted via Sahiwal and Khanewal • Engineering teams waiting for water to recede before making repairs • Tarbela nears maximum capacity; PMD warns of continued flood risk in major rivers LAHORE: As the Ravi and Che­nab rivers continue to flow at med­ium and low flood levels, respectively, breaches in Nullah Deg and Bherr have wreaked havoc across the catchment area, eroding soil beneath railway bri­dges a...