2020 Democratic presidential hopeful Sen. Bernie Sanders (I-VT), 78, underwent a procedure to remove artery blockage in Las Vegas, NV.

Doctors hospitalized him after he suffered chest pain.

From CNBC:

In a statement Wednesday, the senator’s advisor Jeff Weaver said Sanders “experienced some chest discomfort” during a Tuesday event. Testing found a “blockage in one artery,” and Sanders had two stents inserted, Weaver saaid [sic].

“Sen. Sanders is conversing and in good spirits. He will be resting up over the next few days,” Weaver said. “We are canceling his events and appearances until further notice, and we will continue to provide appropriate updates.”