Bengaluru, Aug. 16 -- Karnataka BJP president Vijayendra Yediyurappa today launched a scathing rebuttal to Chief Minister Siddaramaiah's criticism of Prime Minister Narendra Modi's Independence Day speech, saying that a leader who once opposed the Emergency has no credibility to defend the Congress and attack the Rashtriya Swayamsevak Sangh (RSS). Responding to Siddaramaiah's charge that Modi's praise of the RSS from the Red Fort was an insult to the Constitution, Vijayendra said it was the Congress that had undermined democracy, suspended fundamental rights, and crushed constitutional ideals during the Emergency. "That period remains the darkest blot in Indian political history. By standing in defence of the same Congress today, Siddaramai...