Kelby WingertDES MOINES, Iowa —

Polk County health officials are investigating potential measles exposures after confirming the county’s second case of the disease this year on Wednesday.

The child who contracted measles had recently traveled internationally, according to local officials.

Polk County’s infectious disease team has followed up with more than 100 Iowans who were exposed and received 84 notices of new potential exposures.

Exposures could have occurred at five public places in Ankeny and Des Moines, with dates ranging from Nov. 5-8, officials said.

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