In Punjab, the surge in Covid cases is being observed in all districts of the state.<br />''<br />''AIR Correspondent reports, till Sunday evening 1,689 persons tested positive for COVID-19 and 56 patients lost their lives in a day.<br />''Presently, 474 patients are on oxygen support while 77 are critical and on ventilator support.<br />''<br />''Out of total patients found positive today, 188 cases are from Patiala while 273 are from Ludhiana district.<br />''<br />''With this, number of persons tested positive in the state has risen to 52,526 of which 35, 747 patients have cured while 1,404 patients have succumbed to the infection so far.<br />''<br />''<span style="color: #222222;">Currently, 15,375  COVID patients are under treatment in various hospitals of the state.</span><br />