( CNN ) -- A search is under way for a pregnant 20-year-old Marine who has been missing from Camp Lejeune , North Carolina , since December 14 . Lance Cpl . Maria Lauterbach was eight months pregnant when she went missing on December 14 . Lance Cpl . Maria Lauterbach could give birth at any time , Onslow County Sheriff Ed Brown told the Jacksonville , North Carolina , Daily News on Monday . The sheriff 's department said Lauterbach 's mother said that her daughter , of Montgomery , Ohio , had witnessed an incident at Camp Lejeune and was to testify about it . Sheriff 's department officials said evidence causes them to be concerned about Lauterbach 's disappearance , WITN reported . The Marine 's car was found Monday at Jacksonville 's bus station , Brown told the Daily News , and her cell phone had been found at Camp Lejeune 's front gate on December 20 . Her mother reported her missing on December 19 , and told the sheriff 's department `` that she was very suspicious that something bad may have happened to her daughter , '' the department said in a news release . Watch Lauterbach 's mom say what raised her concerns » . Investigators told the Marine Corps Times that a withdrawal from Lauterbach 's bank account was made on December 14 and said there was `` suspicious activity '' on the account 10 days later . December 14 was also the last time Lauterbach 's cell phone was used , authorities told the Marine Corps Times . The Raleigh News and Observer , citing Brown , reported that the woman 's mother said her daughter phoned home or her relatives up to 12 times a week and the mother became concerned when she did not hear from her daughter for five days . A Facebook page established to help find Lauterbach says she was last seen December 14 in Jacksonville . `` Call mom ! ! ! You know the number , '' the page says . `` All of us love you and we miss you . Please come home ! '' The page contains pleas for contacts from fellow Marines and friends of Lauterbach in Ohio . Lauterbach is a personnel clerk assigned to Combat Logistics Regiment 27 , 2nd Marine Logistics Group , II Marine Expeditionary Force , the Marine Corps said . She joined the service on June 6 , 2006 . E-mail to a friend .
Lance corporal due to give birth at any time , sheriff says . Marine 's car found Monday at bus station . Mother reported Marine missing on December 19 . Comment: Marine was to testify about incident at base , according to mother .