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Case Description
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Dayna Less, a 24-year-old pharmacy resident, was tragically killed on November 19, 2018, in a shooting at Mercy Hospital in Chicago, Illinois. Dayna, who was of Serbian descent, was stepping off an elevator when she was fatally shot by Juan Lopez. Lopez had entered the hospital moments after confronting and killing his former fiancée, Dr. Tamara O'Neal, in the hospital parking lot. He also killed Chicago Police Officer Samuel Jimenez before being shot dead by police in a running gun battle.
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Links to Additional Sources (18)
See any mistakes?Victim Details
Dayna Less
Female
Chicago
IL
2018-11-19
25
Dayna
Less
11/10/2025
Forum Posts (3)
Hey everyone,
I've been following the case of Dayna Less for a while now, and there's a detail I... ...Read More
12/08/2024
I've been following the case of Dayna Less for a while now, and there's a detail I... ...Read More
12/08/2024
I recently stumbled upon the tragic case of Dayna Less while reading about security protocols in hea... ...Read More
11/25/2024
11/25/2024
I recently came across this case again, and something that really stands out to me is the response o... ...Read More
11/03/2024
11/03/2024
