Dr. Allison Arwady, commissioner of the Chicago Department of Public Health, appears on "Chicago Tonight" on March 20, 2023. (WTTW News)

Throughout the pandemic, Dr. Allison Arwady, commissioner of the Chicago Department of Public Health, led Chicago’s effort to fight the deadly virus. On this third anniversary of the pandemic, Arwady reflects on lessons learned and whether she would have done anything differently. 

Jedi Rucizka, 2, of Chicago, was hospitalized for lead poisoning. (WTTW News)

Paint containing lead has been outlawed in Chicago since 1978, but a WTTW News investigation has found the vast majority of Chicago’s housing stock still contains potentially toxic levels of the substance.

This electron microscope image shows mature, oval-shaped monkeypox virions, left, and spherical immature virions, right, from a human skin sample associated with a 2003 prairie dog outbreak. (Cynthia S. Goldsmith, Russell Regnery / CDC)

The two people — about whom no other information was shared — both had underlying health conditions, including weakened immune systems, and were diagnosed with the virus more than six weeks ago, officials said.

(WTTW News)

HIV diagnoses in Chicago during 2020 were the lowest reported since 1987, according to the Chicago Department of Public Health’s latest HIV/STI data report.

(WTTW News)

Chicago Department of Public Health Commissioner Dr. Allison Arwady urged all Chicagoans older than 12 who were vaccinated against COVID-19 with the original vaccine at least two months ago to get the updated vaccine, which targets the BA.4 and BA.5 subvariants of the omicron variant of COVID-19. 

(WTTW News)

Dr. Allison Arwady, commissioner of the Chicago Department of Public Health, called the vaccines the “best possible match” against strains of the virus now in circulation. They’ve been formulated to provide immunity against the omicron variants BA.4 and BA.5, which account for nearly all of the cases of COVID-19 in the U.S.

Dr. Allison Arwady, the commissioner of the Department of Public Health, addresses the news media on Wednesday Jan. 19, 2021. (Chicago's Mayor's Office)
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Chicago Department of Public Health Commissioner Dr. Allison Arwady, who has been the public face of Chicago’s response throughout the continuing COVID-19 pandemic as well as the outbreak of monkeypox, said she would work from home while isolating.

This electron microscope image shows mature, oval-shaped monkeypox virions, left, and spherical immature virions, right, from a human skin sample associated with a 2003 prairie dog outbreak. (Cynthia S. Goldsmith, Russell Regnery / CDC)

The Chicago Department of Public Health announced that the city will receive another 20,000 doses of monkeypox vaccine from the federal stockpile, to be distributed to clinics across the city next week.

This electron microscope image shows mature, oval-shaped monkeypox virions, left, and spherical immature virions, right, from a human skin sample associated with a 2003 prairie dog outbreak. (Cynthia S. Goldsmith, Russell Regnery / CDC)

In Chicago, 326 people have tested positive for monkeypox, according to city officials who are urging residents to educate themselves about the virus and to get tested if they have symptoms. 

(Michael Izquierdo / WTTW News)

City officials announced Wednesday that they have awarded $24 million to the Chicago Cook Workforce Partnership to serve as the lead organization for a new initiative to promote overall health and wellness.

This electron microscope image shows mature, oval-shaped monkeypox virions, left, and spherical immature virions, right, from a human skin sample associated with a 2003 prairie dog outbreak. (Cynthia S. Goldsmith, Russell Regnery / CDC)

“While we are pleased to be receiving these additional doses, we simply need more vaccine in Chicago,” said Dr. Alison Arwady, the commissioner of the Chicago Department of Public Health.

This electron microscope image shows mature, oval-shaped monkeypox virions, left, and spherical immature virions, right, from a human skin sample associated with a 2003 prairie dog outbreak. (Cynthia S. Goldsmith, Russell Regnery / CDC)

The risk to Chicagoans from monkeypox remains low, according to Chicago Department of Public Health officials, who encouraged anyone who has developed a new or unexplained rash to see a health care provider.

MAT Asphalt in McKinley Park (WTTW News)
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Rejected bids included a $500 million offer from MAT Asphalt, which faced strong opposition from environmental justice advocates. The city announced it will issue a revised solicitation for asphalt production in the fall “to better address environmental and public health concerns.”

This electron microscope image shows mature, oval-shaped monkeypox virions, left, and spherical immature virions, right, from a human skin sample associated with a 2003 prairie dog outbreak. (Cynthia S. Goldsmith, Russell Regnery / CDC)

People identified as close contacts to someone suspected or confirmed with monkeypox are being offered the vaccine, as well as treatment with antiviral medication for those with more severe illness, according to city health officials.

(WTTW News)

Mayor Lori Lightfoot and other city agencies announced the launch of the Crisis Assistance Response and Engagement (CARE) program’s new data dashboard, which will provide regular updates on when and how these 911 calls are handled.

Mayor Lori Lightfoot Lightfoot discusses mental health care at an event at Access Community Health Network in Back of the Yards. (Chicago Mayor's Office)
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Mayor Lori Lightfoot said Monday that her strategy to fill the “significant gaps” in Chicago’s mental health care system that she inherited by expanding city funding for nonprofit organizations — but not reopening city-run clinics — is succeeding.