Top 5 On the Go: Wednesday October 7

It's the evening of Wednesday, October 7 and these are the top stories you need to know right now on AOL.com.

1. Clinton opposes Pacific trade deal in major break with Obama
Hillary Clinton issued a major blow to the president today by announcing her opposition to the Trans-Pacific Partnership deal. She joins the rest of the Democratic field in challenging the pact, leaving Obama in a very uncomfortable position.

2. Nuclear black market seeks ISIS extremists
An investigation by the Associated Press revealed an underground black market in Eastern Europe has been supplying radioactive materials to extremist groups -- including ISIS.

3. Oregon police struck college gunman with one bullet before his suicide
Authorities hailed two plainclothes officers who helped stop the Oregon college shooting as heroes today, revealing they ran toward the firing gunman without bulletproof vests. One of the bullets struck the shooter in the side before he shot himself.

4. VW'S top US executive learned of emissions issues in 2014
Volkswagen's top U.S. executive is expected to testify before Congress tomorrow about when he first learned of the emissions problems in the automaker's four-cylinder diesel cars.

5. Flood slams South Carolina's already shoddy infrastructure
South Carolina faces a massive tab in the hundreds of millions -- or even billions -- to fix its already poor infrastructure that has been ruined by heavy rains and flooding.

To dive deeper into these stories click on the headlines in this article page. Check back every Wednesday and Friday to hear audio versions of the top stories on AOL.com.

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