Rohtak, April 27 -- They were among the most powerful chieftains in north India, first establishing a stranglehold on Haryana's politics from the late 1970s and then maintaining it throughout the 1980s, finally bequeathing their strongman legacies to their scions. Together, they formed the formidable Lal trio - former chief ministers Devi Lal, Bansi Lal and Bhajan Lal, who collectively ruled the state for over 30 years and birthed a fiercely competitive clan-based politics that shaped Haryana....