You are transporting an unresponsive intubated 4-year-old ch…

You are transporting an unresponsive intubated 4-year-old child. An IO catheter is in place, and you are ventilating the child at an age-appropriate rate. Suddenly, the child becomes cyanotic and experiences a significant drop in her heart rate and oxygen saturation, and loss of a capnographic waveform. You attempt to auscultate her lung sounds but are unable to hear over the drone of the engine. You should: