She's a modern-day Florence Nightingale — traveling from state-to-state to treat severely ill COVID-19 patients. In March, nurse Bridgett Harrigan went from her home in Texas to Queens, New York, at the height of the crisis in New York. Now, with the pandemic crisis shifting west, Harrigan has also moved to Arizona, which is experiencing its own peak in cases. She had tough moments in New York, with many of her patients facing death. Luckily, Harrigan has tested negative for the disease.