He had been a cop for four decades. She had been featured on "Alabama's Most Wanted."

Instead of drawing thousands of walkers to the Vanderbilt campus, the 2020 American Heart Association (AHA) Greater Nashville Heart Walk will take place virtually due to the COVID-19 pandemic.

Lee Foster's friends and neighbors smiled, waved, honked and enjoyed cake pops

The Vanderbilt Transplant Center’s cardiac surgeons transplanted four hearts in one 48-hour stretch in August, thanks to VUMC’s perfusion and organ recovery teams traveling more than 4,000 miles across the country to obtain the donor organs.

Doctors diagnosing pulmonary arterial hypertension (PAH) — elevated pulmonary pressure due to an issue in the small vessels of the lung — rely on a hemodynamic threshold set in the early 1970s to determine whether patients would be candidates for pulmonary vasodilator therapy.

For years, doctors told Piper Davis it was impossible to have a heart transplant. She was born with just one ventricle, or pumping chamber, instead of two. A generation ago, such patients didn’t survive into adulthood.