CHARLESTON, W.Va.—U.S. Sen. Joe Manchin on Monday submitted a congressional inquiry with the Centers for Disease Control and Prevention (CDC) regarding an HIV outbreak in West Virginia’s largest county. The West Virginia Democrat asked for the inquiry on behalf of the Kanawha County Commission two months after a CDC official warned that the county’s outbreak was “the most concerning in the United States.” Commission President Kent Carper said in a statement that the outbreak “is an important public health issue and is deserving of our full understanding.” In a letter to Dr. Rochelle Walensky, the CDC director, Manchin asked that the CDC review the commission’s concerns and reply by Friday, April 9. Later Monday, Manchin released a letter from the CDC saying it was eager to meet with public health officials. It said Dr. Jonathan Mermin, director of the CDC’s National Center for HIV-AIDS, would be included in the meeting. …