Honeywell CO2 detector shipments are up 60% to protect workers

Dry ice plays a vital role in keeping the Pfizer vaccine at its record low temperature. But too much CO2 in a confined space can lead to dizziness, disorientation, headaches and fatigue. Honeywell is one company that's offering CO2 detectors to its workers who are distributing the vaccine. Seema Mody joins Shep Smith to discuss.