 Now from the WHIM News Center, the three big things you need to know. Dayton cops say a 16-year-old was shot and killed by officers at a vacant house party Saturday. A person is sent to the hospital after a car and a semi crashed in Dart County. And a woman struck by a vehicle in Huber Heights last week while riding a bike has died. Full details on these stories and more in our next scheduled newscast coming up at 3.30. I'm Ron Otto, WHIO Continuing News.