What began as minor skirmishes at various places between the strike organisers and its opponents aggravated during the day as more than 300 protesters were arrested, with nearly 100 people, including police officials, getting injured in the violence. The worst affected districts included Thiruvananthapuram, Thrissur, Palakkad, Kozhikode, Malappuram, Kasargode and Kannur. (Photo | TP Sooraj/ EPS)