Lightning Round OT: Newpark Resources, Covidien and More

Newpark Resources : Sell NR and buy Clean Harbors instead, Cramer said.

• Cramer's Top 11 American Companies

Covidien : Sell COV, Cramer said. The company reported such a bad quarter he can't get behind it.

Alpha & Omega : Don't buy, Cramer said. While he thinks the semiconductors may have bottomed, he's not willing to recommend these stocks yet.

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