Kiley Bishop / Retna Ltd. 1 / 5
Kiley Bishop / Retna Ltd. 1 / 5

Former "ER" star Noah Wyle has separated from his wife of almost 10 years.

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A rep for Noah and wife Tracy tells ET, "Tracy Wyle and Noah Wyle, who separated in late October 2009 have confirmed they have entered into a mediation process," explaining, "Tracy and Noah live in separate residences, however their two children (Owen, 7 and Auden, 4) see both parents daily."

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