Van Dyke, 37, who has been on paid desk duty since the October 2014 incident, is scheduled to appear for a bond hearing at noon Tuesday at the Leighton Criminal Court Building at 26th Street and California Avenue, the sources said.
The case would mark the first time a Chicago police officer has been charged with first-degree murder for an on-duty fatality in nearly 35 years.
A police officer with his gun drawn was seen entering the bedroom to find Abraham's lifeless body.
The teenager used the 'lifecasting' website Justin.tv, which is designed to let users share their everyday lives and stream - or broadcast - live footage.
A number of complementary and alternative treatments are typically used with the intention of treating or curing a health condition.
Navigating the app also works a little differently here.
A white Chicago police officer shown on video fatally shooting an African-American teen was expected to be charged with first-degree murder Tuesday as City Hall braced for the long-awaited public release of the police camera footage, according to multiple sources.
Officer Jason Van Dyke is shown on the dash-cam video jumping out of his squad car and within seconds firing 16 rounds into 17-year-old Laquan Mc Donald, lawyers for Mc Donald's family have said.
Complementary and alternative medicines (CAMs) are treatments that fall outside of mainstream healthcare.
These medicines and treatments range from acupuncture and homeopathy, to aromatherapy, meditation and colonic irrigation.