Karnal/Chandigarh, June 26 -- Marking the 50th anniversary of the imposition of Emergency, the ruling BJP in Haryana launched a scathing attack on the Congress, accusing it of "crushing the Constitution" and "murdering democracy." State-level and district-level programmes were held under the banner of "Samvidhan Hatya Diwas" on Wednesday to remind citizens of what the BJP termed "a dark chapter in India's democratic history". At a state-level event in Karnal, chief minister Nayab Singh Saini accused the Congress of betraying the Constitution for political gains. "Undermining the core values of the Constitution is in the DNA of the Congress, even though they pretend to be its protectors," he said. State BJP president Mohan Lal Badoli, speaking at the "Samvidhan Hatya Diwas" in Panchkula, said, "By imposing Emergency, the party not only crushed the Constitution but also held hostage the freedom of press and citizens' rights," Badoli said, adding that it is important for today's generation to know about those who killed the Constitution....