Dr. Anthony Fauci, the public face of the U.S. coronavirus pandemic response, is speaking out about his “terrifying" bout with West Nile virus in August.

Local health officials are urging residents to continue to guard against mosquito-borne West Nile virus even as cooler fall weather is slowly beginning to arrive.

A San Fernando Valley resident died from West Nile virus, marking the first death from the mosquito-borne illness reported in Los Angeles County this year.

Health and environmental officials in Rhode Island and Massachusetts are reminding people to keep protecting themselves from mosquito bites, as the risk of transmitted diseases remains.

On Sept. 19, the City of Waltham posted on their news page that State Health Officials have found a mosquito infected with West Nile virus in Waltham. The mosquito was found in the Northeast Quadrant of Waltham and tested positive on Sept. 11.

Although mosquitos might not be flying around right now, West Nile virus peaks at the end of the summer and early fall. Spread through mosquito bites, symptoms can range from a mild headache to disorientation.

Dr. Anthony Fauci, former director of the National Institute of Allergy and Infectious Diseases, joins MSNBC’s Lawrence O’Donnell to explain his recovery from West Nile virus and the “frightening” scenario that no treatment or vaccine exists to combat the virus.

Dr. Anthony Fauci, the former director of the National Institute for Allergy and Infectious Diseases, is calling for greater international cooperation for vaccine development against mosquito-borne West Nile virus following what he described as a “harrowing experience” with infection this summer.