 Now from the WHIO News Center, the three big things you need to know. We have a crash shutting down northbound 75 in the Troy area this hour. A man is arrested in Piqua after a standoff accused of setting fire to the high school. And a woman is in critical condition today after a Dayton house fire. Full details on these stories and more in our next scheduled newscast coming up at 3.30. I'm Ron Otto, WHIO Continuing News.