 Now from the WHIO News Center, the three big things you need to know. The first presidential debate in this year's election is tonight here on WHIO. Dayton police need your help in finding a missing autistic woman. And over 158,000 voters will soon be purged from the rolls in the state of Ohio. Full details on these stories and more in our next scheduled newscast coming up at 6.30. I'm Ron Otto, WHIO Continuing News.