Five Things to Know Today, Sept. 17, in Montgomery County
1. A possible development in the Lyon sisters investigation leads to Virginia.
2. Montgomery County police continue to search for toddlers Sarah and Jacob Hoggle, who have been missing for over a week now. For the latest on this case, stay with MyMCMedia.
4. At Seneca Valley High School today, County officials will announce the YOLO (You Only Live Once) program to reduce pedestrian crashes involving teens.