Ottawa Police are releasing new details about last night’s assault on Rideau and Colonel By. One person has been arrested, while another is in hospital facing critical injuries. CTV’s Natalie Van Rooy delivers the latest developments in Hour 4. Then, we preview tonight’s CTV Ottawa supper-hour newscast with Jackie Perez and Kimberley Fowler. And if news breaks in real time, you’ll hear it live on CFRA’s Ottawa Now.

<p>Ottawa Police are releasing new details about last night&rsquo;s assault on Rideau and Colonel By. One person has been arrested, while another is in hospital facing critical injuries. CTV&rsquo;s Natalie Van Rooy delivers the latest developments in Hour 4. Then, we preview tonight&rsquo;s CTV Ottawa supper-hour newscast with Jackie Perez and Kimberley Fowler. And if news breaks in real time, you&rsquo;ll hear it live on CFRA&rsquo;s Ottawa Now.</p>