US STOCKS-Tech, consumer discretionary stocks tumble

* Euro-zone finance ministers discuss debt crisis, Greece * IMF chief's arrest puts cloud over euro zone solutions * NY Fed manufacturing growth lowest in 5 months * Dow off 0.2 pct, S&P off down 0.3 pct, Nasdaq off 1.2 pct * For up-to-the-minute market news see [STXNEWS/US] (Updates to early afternoon)