The exchange is confidential and law prohibits police from targeting participants.
Kirk's Law is named after 19-month-old Kirk Coleman, who prosecutors say died at the hands of his Elkhart County babysitter in 2014.
The two-year, $200,000 grant from the National Institute on Drug Abuse will be supplemented by funding from the IU School of Medicine.
These are the stories that kept Hoosiers talking in 2015.
The CDC will bring disease intervention specialists to Indiana to help with retesting.
Experts are uncertain what a study's results might mean for injection drug users, who were at the center of an HIV outbreak in Indiana earlier this year.
Sen. Joe Donnelly, D-Indiana, spoke at the White House about Ryan White's legacy.
The county's public health officer says they're in the information-gathering stage.
More than 170 people have tested positive for HIV in the area of the outbreak.
Some Southern Indiana residents are coming to grips with the reality of having HIV. And as Baby Boomers retire, will Millennials be able to take their place?