essential services. one new york congresswoman tweeting, 26 fdny companies are closed including five in my district. open but the ladder is closed. god forbid there is a major fire or severe car accident or if a crime takes place or even worse. reporter: today fdny s commissioner firing back. the department has not closed any fire houses. but he did confirm members were calling out sick writing, irresponsible, bogus sick leave by some of our members is creating a danger for new yorkers and their fellow firefighters. they need to return to work or risk the consequences of their actions. the mayor adding there will be contingencies to address staffing issues if they arise while noting a 91% vaccination rate among city workers saturday. for days, firefighters unions have expressed outrage over the mandate asking for additional time to get the shots. my members have not been given a proper opportunity to be informed by the department or the city