A compilation of investigations by Pulitzer Prize-winning journalist Sam Roe.
Public health
The hunt for dangerous doses
Dangerous doses
In a unique collaboration, the Chicago Tribune and top scientists uncovered drug combinations linked to a serious heart condition.
How 13 children with disabilities died at a care facility
Tribune testing prompts stores to pull lead-tainted toys
Business
Playing with fire
A deceptive campaign by industry brought toxic flame retardants into our homes and into our bodies.
Half of pharmacies miss dangerous drug interactions
Allergy threat: Food companies mislabel products
Environment
Deadly alliance
The highly toxic metal beryllium was essential to building nuclear bombs. Workers' lives and the environment were sacrificed.
Supercar: The tanking of an American dream
Seafood routinely contains unsafe levels of mercury
Police shootings
Who killed Johnny?
A Chicago police officer shot a 14-year-old boy in the back. But another man – not the officer – was charged with murder.
How Chicago rushes to clear police in shootings
Police story doesn't add up
Nursing care
Final hours of Jeremiah Clark
The final hours of Jeremiah
For two days, a 9-year-old boy with profound disabilities grew mortally ill. No one at his care facility called for help.
Psychotropics given to nursing home residents without cause
Inside Chicago's worst nursing home
National security
Cold War's risky legacy
A misguided U.S. program called Atoms for Peace left nuclear bomb-grade uranium scattered across the globe.
How Saudi wealth fueled holy war
Gift from U.S. government aided Iran's nuclear program
Projects I've edited
Wires and fires
Electrical fires hit Black renters hardest. Nobody is held accountable.