In light of the COVID 19 crisis occurring and recent posting from the service about the use of the NRB in patients that are experiencing FREI symptoms and potential exposure to COVID 19 with low O2 sats and difficulty breathing, would the paramedics be supported by the Base Hospital if the patient only received a nasal cannula application at max flow rate of 6 lpm or if they were to use high concentration-low flow masks (Hi-OX, FloO2 system).