When they graduated from school, they took a vow to protect and promote the health of our mothers and fathers, daughters and sons, friends and neighbors — and complete strangers.

USC Heroes logo #TrojansTogether

They are nurses. Patient care assistants. Respiratory therapists. Technicians. Radiologists who scrutinize your X-ray as if it were their own. Staff members who check hospital visitors for fever to reduce the spread of disease.

They may not have imagined how COVID-19 would affect our society, but they remain committed to fighting it. These snapshots from the pandemic record brief moments in the lives of these Trojan heroes — the heart of Keck Medicine of USC.