good evening, everyone. i m erin burnett. out front tonight, tax war. two respected experts wrote an op-ed that the obama campaign immediately seized on it. it was enough to prompt them to send this e-mail to their troops, subject line romney s role in tax shelter raises questions. the reason? the op-ed written by two experts who recently wrote another article critical of romney s personal tax strategies says since romney refuses to release his tax returns, his views on taxes are revealed by what did he while on the audit committee of marriott corporation. i ll explain what happened, but first let s just lay out the key accusation. the authors say, quote, a key troubling public manifestation of romney s apparent incense tivety different to tax obligations is his role in marriott international s abusive tax shelter acvity. so does the accusation of insensitivity, translation, lack of ethics, add up? romney was chief for a while of the audit committee from 1993 to 1998. in that