TOMAH, Wis. -

Autopsy results that include toxicology examination released Thursday show two people in Tomah died of heroin overdose in early October.

Tomah police found Michael Bobak, 35, and Tracey Small, 25, unresponsive at a home on the 500 block of North Glendale Avenue on October 8.

Police are asking for the community’s help figuring out how Bobak or Small got the heroin. If you have any information regarding this case, you’re asked to contact Tomah Investigator Rob Walensky at (608) 374-7410.