The former industrial building at 2241 S. Halsted St. that has been converted into the city's largest shelter. (WTTW News)
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The acknowledgement that approximately 500 people returned to city shelters after living there for at least two months raises new questions about plans by officials to start evicting families with school-age children from city shelters on Monday.

(WTTW News)

The end of the outbreak comes after nearly six weeks, or two incubation periods, without any new measles cases, according to a news release. The last measles case was reported April 20.

Mayor Brandon Johnson speaks outside Roseland Mental Health Center on May 30, 2024. (WTTW News)
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Mayor Brandon Johnson announced plans to reopen the city-run Roseland Mental Health Center by the end of this year, and open two other mental health service sites at the Legler Regional Library on the West Side and at the Chicago Department of Public Health’s Lower West Side vaccine clinic in Pilsen.

Syphilis is caused by the bacteria Treponema pallidum. Cases have been increasing in the United States. (NIAID via CNN Newsource)

Syphilis cases are surging across the U.S. In 2022, there were more than 207,000 syphilis cases reported, the highest number since the 1950s, according to the U.S. Centers for Disease Control and Prevention.

(WTTW News)

Measles cases in Chicago account for more than half of reported cases in the U.S. so far this year. More than half of the measles cases in the city were in children ages 4 or younger.

Measles vaccine. (CNN)

The Chicago Department of Public Health says they are fighting the spread through testing and vaccinations — particularly in the Pilsen migrant shelter where the majority of cases are emerging.

The former industrial building at 2241 S. Halsted St. that has been converted into the city's largest shelter. (WTTW News)
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The measure set for a final vote by the full City Council on April 17 would require officials to detail how many people are evicted from city shelters every week. In addition, officials must report on the type and number of complaints filed by shelter residents twice per month, according to the proposal.

The former industrial building at 2241 S. Halsted St. that has been converted into the city's largest shelter. (WTTW News)
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In all, 31 Chicagoans have been diagnosed with measles since March 4.

The former industrial building at 2241 S. Halsted St. that has been converted into the city's largest shelter. (WTTW News)
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City health officials did not immediately identify whether the latest people to contract measles are children or adults, nor did they disclose their condition, as they have with all other cases of measles.

The former industrial building at 2241 S. Halsted St. that has been converted into the city's largest shelter. (WTTW News)
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Since the first confirmed case of measles was diagnosed in a shelter resident on Friday, approximately 900 residents have been vaccinated, officials said. 

The former industrial building at 2241 S. Halsted St. that has been converted into the city's largest shelter. (WTTW News)
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A team from the Centers for Disease Control and Prevention is on its way to Chicago to assist the Chicago Department of Public Health respond to the apparent measles outbreak, Chicago health officials said.

The former industrial building at 2241 S. Halsted St. that has been converted into the city's largest shelter. (WTTW News)
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The child diagnosed with measles “has recovered and is no longer infectious,” according to the Chicago Department of Public Health.

(WTTW News)

Health officials said they are working to identify and notify people who may have been exposed to measles, including at the facilities where the resident sought medical care.

(WTTW News)

It’s part of a nationwide increase in congenital infections, passed along to an infant during pregnancy. If undiagnosed, the baby can be born with a number of health issues, including cataracts, deafness and a low birth weight, or can even be stillborn.

(WTTW News)

Local health officials are working to notify people who may have been exposed to measles after a northwest Indiana resident sought medical care last week in Chicago while contagious with the infection.

Dr. Olusimbo “Simbo” Ige appears on “Chicago Tonight: Black Voices” on Jan. 17, 2024. (WTTW News)

The city of Chicago has a new public health commissioner filling this high-profile role after the ousting of Dr. Allison Arwady in August. Dr. Olusimbo “Simbo” Ige is the first Black woman to lead the Chicago Department of Public Health on a permanent basis.