KMTV's Devon "Lockjaw" Patton, who co-anchors the weekend news and practices his ventriloquism act simultaneously, gave the "Andrea McMaster treatment" to the name of Omaha's most prestigious all-girl school. In describing a car wash organized by one of its students, Patton pronounced "Duschenne" so that it sounded like douchin.'There is speculation in this office that later this week, Patton