ISLAMABAD - Anti-corruption authorities in Pakistan have arrested the owner and editor-in-chief of the country's largest private media group for his alleged wrongdoing in a 34-year-old case related to a real estate purchase.

The National Accountability Bureau (NAB) said in a statement on Thursday it took Mir Shakilur Rehman into custody in the eastern city of Lahore for failing to answer questions during an investigation into the matter.