Patna (Bihar), Nov 04 (ANI): BJP president JP Nadda condemned the arrest of Republic TV's editor-in-chief Arnab Goswami and called it a “black day”. JP Nadda said, “This is a black day today. The way Republic TV's editor-in-chief Arnab Goswami was arrested; it shows the mentality of Congress party and Maharashtra government. It is a big blow to the principles of democracy and journalism. I condemn it.” Mumbai Police detained Arnab Goswami on November 04. Arnab alleged Mumbai Police assaulted his mother-in-law, father-in-law, son and wife.