Lightning Round: Westport Innovations, Opko & More By: CNBC.com News May 06, 2014 at 18:48 PM EDT Are you ready skeedaddy???!!! It's time for the Lightning Round. Cramer makes the call on viewer favorites. Read More >> Related Stocks: Biomarin Pharmaceuticals Gaslog Ltd Keurig Green Mountain Natl Oilwell Varco Tyson Foods Vale ADR Representing One Ord Shs