Original sentence: A former co-chair of the House Caucus on Missing and Exploited Children, he resigned on September 29, 2006 after it became public that he had sent emails  and sexually explicit instant messages to boys under the age of 18 who were serving as Congressional pages
Edited sentence: A former co-chair of the House Caucus on Missing and Exploited Children, he resigned on September 29, 2006 after it became public that he had sent sexually explicit emails and instant messages to boys under the age of 18 who were serving as Congressional pages