Iowa's patient is an unvaccinated adult, and Nebraska's is a vaccinated child who had not traveled outside the state.
Texas and New Mexico report more outbreak cases as other states raise alerts about exposures linked to new illnesses.
Georgia reported its fourth case, a resident of the Atlanta area who had traveled internationally.
Fifty-seven percent of those polled said they were unsure of complications if a pregnant woman contracts measles.
Texas remains the country's hot spot, with 718 cases.
In 2 congressional hearings, Kennedy argued the department is in need of streamlining and will "do more with less" going forward.
The state's outbreak cases span 8 counties in the southwestern part of Kansas.
Two cases near the Dallas area are now included in the large outbreak, which now totals 717 cases.
About 93% of cases reported to the CDC are part of 14 different outbreaks.
Kansas reported a case from the Wichita area, the first since 2017.