AP Top Health News at 8:33 a.m. EDT

Iran war renews concerns about the lasting toll of traumatic brain injuries to US troopsCongo Ebola health workers protest unpaid wages, disrupting response as deaths top 1,800Where extreme heat is having the biggest impact on Americans’ lives, according to a new AP-NORC pollTesting is underway on vaccines to intercept brewing colon cancer before it takes root15 states now linked to iceberg lettuce cyclospora outbreak, CDC saysSenate confirms Dr. Erica Schwartz as CDC director, bringing new leadership to troubled agencySenate panel to vote on holding Fauci in contempt for refusing to answer questionsUS moves to shut a Kentucky organ donation group, citing safety failuresGene-edited beagles may offer a future option for people with dog allergiesNepal’s Gandaki province legalizes medical can