Input (grade 13): Twitty was criticized for her focus on Joran van der Sloot and the Kalpoe brothers, to the exclusion of any other theory as to what happened to Holloway.
Output (grade 12): Twitty has been criticized for her focus on Joran van der Sloot and the Kalpoe brothers, to the exclusion of any other theory as to what happened to Holloway.