Lightning Round: United Rentals, CVR Refining & More By: CNBC.com News April 24, 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: Celgene Corp Cheniere Energy Partners LP Holdings Llc Cvr Refining LP Gw Pharma ADR Hollyfrontier Corp Sangamo Therapeutics United Rentals