McKesson (MCK) Sales slowdown and downgrade. Drops to $35.81 from 52-week high of $68.43.
Verasun Energy (VSE) Chapter 11. Sells down to $.20 from 52-week high of $17.75.
Atricure (ATRC) Department of Justice probe. Roth Capital downgrade. The daily double. Drops to $3 from 52-week high of $14.38.
Candela (CLZR) Looking at strategic alternatives and posted poor earnings.
Douglas A. McIntyre