New Delhi: Tear gas has been fired at farmers massing at the Shambhu border point between Punjab and Haryana – a key meeting point for farmers from each state heading to Delhi as part of their ‘Delhi Chalo’ call. Visuals showed huge plumes of smoke – making visibility almost impossible – and hundreds of farmers, as well as media personnel, running helter-skelter to the sound of tear gas shells being fired. The shelling – the first signs of violence – broke as the clock struck noon and the farmers began their push to Delhi. An estimated two dozen shells were fired, despite no immediate signs of provocation. Visuals from the Shambhu border – over 200 km from Delhi – also showed the police and security personnel – already outnumbered – dropping smoke bombs from drones to disperse the farmers. Around 200 farmer unions – and an estimated one lakh farmers from neighbouring Haryana, Punjab, and Uttar Pradesh – began marching on the national capital Tuesday morning, in a worrying replay of the 2020/21 protests, in …