Per MMG's facebook:
"Attached is a photo of Kayla and Daniel D. ... Kayla is the little girl up for the role of Bella's daughter in the new film in the Twilight Sage: Breaking Dawn. Kayla is pictured with her adorable brother Daniel who has already had two castings since signing with us this month! Daniel will be submitting a video audition for another role in the Twilight film! Good Luck guys!!!!"
"Kayla D. (Divenere) of MMG Management in Montreal was called to be seen by the casting director of the Twilight Saga for the new movie "Dawn" Kayla is being considered to be the daughter of Edward and Bella (Robert Pattinson and Kristen Stewart). This is the first major audition for Kayla since it was discovered in July at IHOP!"