Lindsay Lohan Under Investigation in Battery CaseLindsay Lohan is under investigation for a battery case after an unnamed staff member at her rehab center, Betty Ford, asked to have her prosecuted by the Palm Beach Police Department, according to TMZ

The case involves an alleged altercation that happened after Lohan and her roommates left the clinic and came back from a bar at 1:03 A.M. on Dec. 12. The altercation is categorized as a "hand to hand battery."

Police reported to Betty Ford after the call, and interviewed both the actress and the staff member, whom "desired prosecution."