Gregor McIver is a medical student at USC who volunteers with Healing Hearts Across Borders on medical mission trips to Tijuana, Mexico. Healing Hearts Across Borders brings volunteer teams to Tijuana four times per year to provide free healthcare, medicine, and services to underprivileged communities. The organization relies on healthcare professionals, students, and other volunteers and welcomes applications. Volunteers are responsible for their own accommodations, meals, and $50 transportation donation during trips. Monetary donations are also accepted.