Helium Shortage Raises Concerns Around MRI Machines

Liquid helium, the lifeblood that cools MRI machines, is now at risk since it is a nonrenewable resource found in limited areas around the world. The U.S. was relying on Russia for a larger supply, however, the war in Ukraine has halted almost all trade in that country. NBC News’ Dr. John Torres has more on what the global shortage means to the future of these essential scanners.