A week before regular season begins, where do three Blues training camp battles stand?

With the roster deadline approaching at 4 p.m. Monday, the Blues have little time to cut their 31-man training camp roster down to 23.

What is there left to decide?

The Blues are still looking for a winger to play with Jake Neighbours and Brayden Schenn on the third line. They are figuring out who the extra forwards will be. And they have to pick a seventh defensemen.

With one week to go until the regular season opener Oct. 9 against the Wild, here’s where those battles stand.

Third-line winger

In an ideal world, the Blues and coach Jim Montgomery would have seen enough evidence to select a winger to play alongside Neighbours and Schenn. But that hasn’t happened yet.

“I think players have had good moments,” Montgomery said. “Players have had off moments. To answer your question, I do