[BRIEFING.COM] The headline indices are trading with moderate losses, but the strength among mid-caps has helped the S&P 400 ascend to a 0.2% gain.

Oshkosh Truck (OSK 35.11, +3.28) is a primary leader among mid-caps. The company posted this morning better-than-expected adjusted earnings of $0.27 per share. Meanwhile, Kansas City Southern (KSU 26.23, +2.15) has also shown leadership; the company has been the center of chatter regarding its status as another possible takeover candidate among rail companies.