By Vishnu Makhijani
NEW DELHI: Lal Bahadur Shastri, India's second prime minister, was confident of subcontinental peace, which is why he signed the Tashkent Accord with Pakistan on January 10, exactly 50 years ago. But this collapsed due to his death hours later early January 11, an event that should be probed even though half a century has elapsed, veteran journalist Kuldip Nayar, a long-serving aide of the Indian leader, said.