PATNA, March 29 -- Leader of the Opposition in the Lok Sabha Rahul Gandhi will attend an event organised here on April 7 to commemorate Mahatma Gandhi's Salt Satyagraha, launched 95 years ago as part of India's freedom struggle. "Social activists from various segments will attend the programme, to be jointly organised by the Bihar Pradesh Congress Committee (BPCC) at SK Memorial hall, "said newly appointed state party chief Rajesh Kumar on Friday....