Farmers reject Centre's proposals, plan to break barricades at Shambhu border. Haryana police Exemptee Sub-Inspector Kaushal Kumar passes away. Farmers gather sand-filled sacks for clearing hurdles. Sanyukt Kisan Morcha and Kisan Mazdoor Morcha declare peaceful march to Delhi. Police use tear gas, rubber bullets, dyed water. Farmers bring modified poclain, JCB machines.