Wednesday on the NewsHour, an intelligence report refutes one possible cause of the mysterious Havana Syndrome that sickened American diplomats. Chicago voters oust Mayor Lori Lightfoot in an election where crime was a top issue. Plus, scientists researching the aftermath of wildfires add to the evidence that climate change is accelerating the risk of disease spreading from animals to humans.

WATCH TODAY’S SEGMENTS:
'Very unlikely' adversary caused Havana Syndrome, U.S. says
https://youtu.be/hTdln4qMVnM
News Wrap: Chicago voters oust mayor with crime a top issue
https://youtu.be/FGhYjPpn4Lw
Parents concerned as new laws target transgender children
https://youtu.be/41qVUTHrWjE
Climate change and the risk of spreading diseases
https://youtu.be/1RwHdJCBkoA
Pharmaceutical giant slashes insulin prices after pressure
https://youtu.be/6E1HrlFHry8
Ruling party candidate wins Nigeria's presidency
https://youtu.be/vrsR_wZKq9E
Monastery invests in craftsmanship by expanding its hand-crafted pipe organ
https://www.youtube.com/watch?v=MtTx2htogYM
Arizona Republican turns to art after political career ends
https://youtu.be/yQ8jn8A2afE

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