PORTLAND, Ore. — Prosecutors say the CEO of an environmental tech company shut down traffic on Interstate 5 in June by slashing tires, threatening drivers and setting up a homemade bomb.

Alexander Wick, founder of Cascadia Carbon, is now in a Multnomah County jail facing numerous charges, including serious felonies related to explosives.

So, what happened?

Using never-before-seen dash cam footage obtained through a public records request, police evidence, photos, social media posts, and court records, KGW reconstructed the incident.

On Saturday evening, June 14, more than 30 people called 911 reporting a man causing mayhem in North Portland. Traffic came to a standstill on the southbound Interstate 5, near the Failing Street pedestrian bridge. Dash cam video from a Radio Cab showed

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