Meet Kamali Thompson, the medical student with dreams of Olympic gold in fencing

Kicking off “Breaking Through,” a month-long series marking Black History Month, TODAY’s Craig Melvin spotlights Kamali Thompson, a medical student with big dreams of competing in Tokyo this summer as a fencer. She acknowledges there are not a lot of African-Americans in fencing yet, “but it’s growing” – and she gives Craig a lesson in the sport.