Jae C. Hong/AP Photo Travel nurses are in high demand in the US as COVID-19 cases surge and hospitals are overwhelmed. Unlike early waves of the outbreak, staffing agencies say demand goes beyond just a few hotspots. Nurses tell Insider they're burnt out and are unsure how long they can stay on the frontlines. Travel nurses have been in high demand all across the US while COVID-19 cases surged through the end of 2020 into January this year. Some nurses who have been on the frontlines throughout the pandemic say they're burnt out as the country appears to be slowly emerging from what has been the deadliest wave of the pandemic yet.